Whose Line Is It Anyway?

Kat Graham

Fan favorite Greg Proops returns to host another crazy party including amorous Southern sheriff Ryan. The Vampire Diaries' Kat Graham joins in a flamboyant musical while the others wear hats that are too small for them, and she also plays a towel and a mirror for James Bond (Ryan) and his Bond girl (Colin) respectively.

Tara Lipinski

Olympic skating champion Tara Lipinski joins the show and gets played like a violin, sung to by an Elvis and used as a porthole along with Keegan-Michael Key. Also, Little Red Riding Hood gets the Hollywood Director treatment, skating coach Ryan tries to win Tara's heart and "shling-dong" and "bronze medal" become phrases of the day.

Verne Troyer

Verne Troyer joins the cast to become several props, including a mine cart for Indiana Jones. Also, as a baby looking for the perfect breast, Ryan eyes Nyima Funk in another edition of Let's Make a Date. Ryan and Colin are dentist-and-assistant fighting robots with help from two audience members and Wayne gets funky with Verne.

Darren Criss

Greg Proops fills in for an ailing Ryan and helps welcome Glee's Darren Criss, who becomes a malfunctioning robot cop trying to arrest street criminal Greg. Also, Jeff Davis and Wayne sing songs of kindergarten and pilots Jeff and Greg deal with a storm and snakes on a plane.

Michael Weatherly

Michael Weatherly of NCIS stops by to portray a drunk businessman trying to pass through customs with the hybrid Ryan/Colin customs agent. Also, city slickers go hunting in Appalachia with Greg as Woody Allen, Ryan as John Wayne and Wayne as a dubstep hillbilly. Colin reports on animals cleaning and mating, there's an Irish Drinking Song about a baby and viewers learn what to keep to themselves on a first date.

Byambajav Ulambayar

Sumo wrestler Byambajav Ulambayar makes Wayne "sprain his ding-a-ling" while he and Gary Anthony Williams sing. Also, "boing" becomes the word of the day and Colin has problems with flatulence as an astronaut in Sound Effects.

Nolan Gould

Nolan Gould from Modern Family comes aboard to join Wayne as props for Colin and Greg's honeymoon trip across America. Twin girls help Greg and Colin defend a fort. Also, there's another Weird Newscast with Wayne gathering his hillbilly family for a picture and college boy Jeff yelling an order into Greg.

Mircea Monroe

Hart of Dixie's Mircea Monroe joins the show to play a sexy werewolf and a Bond girl dealing with Ryan and Colin. Gary Anthony Williams returns to do the world's worst commercial. And Ryan and Colin do their Tonto and Lone Ranger routine with a friend.

Keegan-Michael Key 2

Keegan-Michael Key returns and has to choose a date with fashion photographer Wayne, angry bee Ryan or former flame Colin. Also, Ryan can't move in Film Dub and Wayne delivers a baby in a car in Forward/Rewind. Wayne sings Songs of Spring Break.

Jack Osbourne

Jack Osbourne joins the show to become a rock guitarist for Ryan's band and do an "electric ballet" with Wayne. Jack also works in Ryan and Colin's diner. Farmer's daughter Nyima Funk flirts with farmhand Ryan and twerks with pigs belonging to her father, Wayne. We find out what not to say to someone you wake up next to. And Batman and Robin become Wanda and Louise after putting on new wigs.

Rob Gronkowski

The NFL's Rob Gronkowski joins the cast to dance between stadium rockers Wayne and Jonathan and take advice from fitness coach Ryan. Also, Jonathan has to choose a date from Chippendale wannabe Wayne, dog show judge Colin and horny moose Ryan. And audience members participate in games.

Robbie Amell

Robbie Amell from The Tomorrow People becomes a member of One Direction with Wayne and Jeff Davis, has Italian mother Ryan feed him (or try to) and attempts to outduel Wayne in one-handed pushups. Also, a redone and updated classic bit leaves Jeff used and abused.

Misha Collins

Another fan favorite returns as Brad Sherwood helps Wayne sing to Supernatural's Misha Collins. Brad also chooses a date from a mosh-pitting rock star, a multicultural chicken and a sexy helicopter rescue pilot. Hoedown also returns in cheesy fashion and Ryan and Colin go to Vegas on their motorcycles.

Sheryl Underwood

Aisha's co-host from The Talk, Sheryl Underwood, joins the show to help Wayne take Ryan and pregnant Colin to a Paris hospital, while Wayne becomes the first black hunchback in Hollywood Director. Also, Wayne and Jeff take on German metal as they sing Songs of the Beach.

Mel B

The wonderful-smelling Mel B comes in to become a patient of Ryan's hypnotist, a totem pole in the frozen north and the recipient of a strip-o-gram from Wayne and Gary. Also, Wayne, Gary and Colin sing about a tragic shopping victim and there are outtakes from superhero movies.

Kunal Nayyar

The Big Bang Theory's Kunal Nayyar lets Ryan teach him about women and rocks out with Wayne and Brad. Colin puts up with mail-order bride Brad, masochist Wayne and commando Ryan on the news.

Jeff Davis 2

In another Weird Newscast, soap opera doctor Jeff Davis tries to save Colin's life and Wayne arrests someone who gave him a joke haircut. Jeff hosts a party with Ryan the sperm and Colin the hobbit. And another album of beach songs is sold.

Padma Lakshmi

Top Chef's Padma Lakshmi lets Wayne sing to her about "chocolate pudding" and lets Ryan show her some "fancy pudding." Heather Anne Campbell flirts with mechanic Ryan to the dismay of her elderly husband, Wayne. Also, Colin is Snow White having a drink with grumpy Ryan and there are lots of stomach rubs and a poop fairy.

Jeff Davis

Jeff Davis chooses a date from waxer Wayne, hunter Colin and penguin Ryan. Colin reports on people cleaning themselves, the boys sing about turning 18 and Wayne goes under Aisha's desk several times. But the highlight of this show is when the boys -- and even Aisha -- do things that shouldn't be sexy in a sexy way, like milking a cow, cleaning teeth, taking confession, being a cameraman and even hitting the buzzer.

Matt Barnes

The NBA's Matt Barnes has Wayne and Gary sing to him about being invisible and works at Ryan's bar. Also, Colin's childhood bully torments him on the news, Dorothy gets pregnant in Oz and we find out what not to do with ones package.

Gary Anthony Williams

Gary Anthony Williams returns and must choose a date from Frankenstein's monster and a giant tick. Batman and Robin have to rescue Catwoman with women's purses. And the worst presidential candidates are portrayed.

Brian Shaw

Brian Shaw, the world's strongest man, joins the crew to lift various jungle animals and be the train for Heather's engine. Heather's soap actress wants to give news anchor Colin babies. Also, we find out what to not say to your partner's parents when you meet them for the first time and viewers try to find out why there are four men in a room where a woman is taking a bath.

Wendi McLendon-Covey

The Goldbergs' Wendi McLendon-Covey joins the gang to play a possessed coed and be props for Ryan and Colin's new mansion. Jonathan helps Ryan find another ice hole and Colin discovers the best secret ever.

Heather Anne Campbell

The season concludes with things to not do when your partner is giving birth, a scene at a pro wrestler's training, Colin reporting about worms and maggots and the album Songs of the Roommate.

Cedric the Entertainer

Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Gary Anthony Williams, put their comedic skills to the test. Guest star appearance by Cedric The Entertainer.

Adelaide Kane

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Keegan-Michael Key 3

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Keegan-Michael Key, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Jaime Camil

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode. Also, Jaime Camil of "Jane the Virgin" makes a guest star appearance, proving he's no stranger to comedy.

Scott Porter

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Greg Proops, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode. Also, Scott Porter of "Hart of Dixie" makes a guest star appearance, as the "Hart" of comedy.

Willie Robertson

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode. Also, Willie Robertson of "Duck Dynasty" makes a guest star appearance. A new "calling," perhaps?

Heather Morris

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Brad Sherwood, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode. Also, Heather Morris of "Glee" makes a gleeful guest star appearance.

Vernon Davis

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Keegan-Michael Key, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode. Also, the San Francisco 49ers Vernon Davis keeps comedy tight with a guest star appearance.

Jeff Davis 3

Who's laughing? Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Penn & Teller

Illusionists and entertainers Penn & Teller make it a magical night with guest star appearances (and disappearances!). Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Gary Anthony Williams, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Kathie Lee Gifford

Guest star and talk show host Kathie Lee Gifford goes from daytime to primetime! Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Brad Sherwood, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Randy Couture

Guest star and UFC Heavyweight Champion Randy Couture wrestles for laughs. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jonathan Mangum, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Gina Rodriguez

They can and they did -- with guest star appearance by Golden Globe winner Gina Rodriguez ("Jane the Virgin"). Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Gary Anthony Williams 2

The comedy never stops. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Gary Anthony Williams, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Nina Agdal

Supermodel Nina Agdal tries comedy on for size with her guest star appearance. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Heather Anne Campbell, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Brad Sherwood

The comedy never stops. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Brad Sherwood, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Bill Nye

Bill Nye proves that comedy is a science with his guest appearance. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Greg Proops, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Keegan-Michael Key 5

It's good humor for all! Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Keegan-Michael Key, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Carson Kressley

Comedy never goes out of style -- with a guest star appearance by Carson Kressley. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Heather Anne Campbell, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Jeff Davis 4

It's all fun and games! Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Alfonso Ribeiro

Keeping comedy fresh with a guest star appearance by Alfonso Ribeiro! Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Gary Anthony Williams, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Keegan-Michael Key 4

You can't help but laugh! Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Keegan-Michael Key, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Karla Souza

Guest star Karla Souza ("How to Get Away with Murder") proves you can get away with anything in comedy! Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Yvette Nicole Brown

Guest star Yvette Nicole Brown ("The Odd Couple") is comedy magic! Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Gary Anthony Williams, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Kaitlin Doubleday

With a guest star appearance by Kaitlin Doubleday of "Empire," "Whose Line" builds an empire of comedy. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with the return of guest comedian Jonathan Mangum, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Lolo Jones

Going for the gold with a guest appearance by Olympic athlete Lolo Jones! Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Jonathan Mangum

All you need is laughter. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jonathan Mangum, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Joey Fatone

Ryan Stiles, Wayne Brady and Colin Mochrie are all 'NSYNC with a guest star appearance by Joey Fatone and guest comedian Jeff Davis.

Tamera Mowry-Housley

Keeping it Real -- with guest star appearance by Tamera Mowry-Housley. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Greg Proops, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Jeff Davis 5

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Misty May-Treanor

They're serving up comedy -- with a guest appearance by Misty May-Treanor. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Brad Sherwood and Jeff Davis, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Lyndie Greenwood

Heads will roll with a guest appearance by Lyndie Greenwood of "Sleepy Hollow." Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Brad Sherwood, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Chris Jericho

Proving he's no lightweight, WWE superstar wrestler Chris Jericho makes a guest appearance. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Gary Anthony Williams, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Rachel Bloom

Rachel Bloom of "Crazy Ex-Girlfriend" makes a crazy, funny guest appearance. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Lea Thompson

Laughter is in your future when Lea Thompson makes a guest appearance. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jonathan Mangum, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Katie Cassidy

"Arrow" star Katie Cassidy makes a guest star appearance as a comedy hero. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Brad Sherwood, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Brett Dier

Brett Dier of "Jane the Virgin" won't arrest you for laughing with his guest appearance. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test through a series of spontaneous improve games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Emily Bett Rickards

Emily Bett Rickards of "Arrow" strikes a comedy bullseye with her guest appearance. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Brad Sherwood, put their comedic skills to the test through a series of spontaneous improve games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Jonathan Mangum 2

All you need is laughter. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with the return of guest comedian Jonathan Mangum, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Cheryl Hines

There's no curbing your laughter when "Curb Your Enthusiasm" star Cheryl Hines makes a guest star appearance. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedians Brad Sherwood and Jeff Davis, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Tony Hawk

It's off the rails with a guest star appearance by Tony Hawk. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Heather Ann Campbell, put their comedic skills to the test through a series of spontaneous Improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

The Bella Twins

WWE superstars The Bella Twins are tag teaming for laughs with their guest appearance. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test through a series of spontaneous Improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Candice Patton

"The Flash" star Candice Patton thinks fast in her guest appearance.

Malcolm Goodwin

Great comedy brains are at work with a guest appearance by Malcolm Goodwin of "iZombie." Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Gary Anthony Williams, put their comedic skills to the test through a series of spontaneous improve games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Wil Wheaton

It's out of this universe funny when Wil Wheaton of "Star Trek" makes a guest appearance. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Kearran Giovanni

It’s not a crime to laugh with guest star Kearran Giovanni ("Major Crimes"). Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jonathan Mangum, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Brad Sherwood 2

Comedy at its best. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Brad Sherwood, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Ralph Macchio

Laugh on, laugh off. Ralph Macchio ("The Karate Kid") makes a guest star appearance. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jonathan Mangum, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Tony Cavalero

He’s been schooled in comedy. Tony Cavalero ("School of Rock") makes a guest star appearance. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Greg Proops, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Jillian Michaels

It's a comedy workout when Jillian Michaels of "The Biggest Loser" makes a guest star appearance along with guest comedian Heather Ann Campbell.

Charles Esten 1

Look who's back. It's Charles Esten of "Nashville" making a guest star appearance. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode. But, as everyone knows, on "Whose Line," "Everything is made up and the points don't matter."

Wanya Morris

It's smooth comedy with Wanya Morris (Boyz II Men) making a guest star appearance. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Gary Anthony Williams, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode. But, as everyone knows, on "Whose Line," “Everything is made up and the points don't matter.”

Danielle Panabaker

It's comedy quick as a flash with Danielle Panabaker of "The Flash" making a guest star appearance. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Gary Anthony Williams, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode. But, as everyone knows, on "Whose Line," “Everything is made up and the points don't matter.”

Marisol Nichols

Marisol Nichols of "Riverdale" creates a river of comedy with her guest star appearance. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jonathan Mangum, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode. But, as everyone knows, on "Whose Line," “Everything is made up and the points don't matter.”

Grace Byers

They build a comedy empire with Grace Byers of "Empire" making a guest star appearance. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Brad Sherwood, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode. But, as everyone knows, on "Whose Line," “Everything is made up and the points don't matter.”

Jeff Davis 8

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode. But, as everyone knows, on "Whose Line," “Everything is made up and the points don't matter.”

Jonathan Mangum 3

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jonathan Mangum, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode. But, as everyone knows, on "Whose Line," “Everything is made up and the points don't matter.”

Greg Proops 1

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Greg Proops, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode. But, as everyone knows, on "Whose Line," “Everything is made up and the points don't matter.”

Jonathan Mangum 4

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jonathan Mangum, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode. But, as everyone knows, on "Whose Line," “Everything is made up and the points don't matter.”

Keegan-Michael Key 6

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Keegan-Michael Key, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode. But, as everyone knows, on "Whose Line," "Everything is made up and the points don't matter."

Heather Anne Campbell 3

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Heather Anne Campbell, put their comedic skills to the test in the 100th episode through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode. But, as everyone knows, on "Whose Line," "Everything is made up and the points don't matter."

Ross Matthews

He’s not an intern anymore -- Ross Matthews ("Hollywood Today Live") makes a guest star appearance. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Greg Proops, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode. But, as everyone knows, on "Whose Line," "Everything is made up and the points don't matter."

Andrea Navedo

Fun times with Andrea Navedo of "Jane the Virgin" makes a guest star appearance. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Gary Anthony Williams, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode But, as everyone knows, on "Whose Line," "Everything is made up and the points don't matter."

Jeff Davis 7

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode. But, as everyone knows, on "Whose Line," "Everything is made up and the points don't matter."

Charles Esten 2

Back for more. It's Charles Esten of "Nashville" making a guest star appearance. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode. But, as everyone knows, on "Whose Line," "Everything is made up and the points don't matter."

Jeff Davis 6

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode. But, as everyone knows, on "Whose Line," "Everything is made up and the points don't matter."

Gary Anthony Williams 3

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Gary Anthony Williams, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode. But, as everyone knows, on "Whose Line," "Everything is made up and the points don't matter."

Greg Proops 2

Laughter is what's for dinner. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Greg Proops, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode. But, as everyone knows, on "Whose Line," "Everything is made up and the points don't matter."

Gary Anthony Williams 4

Laughter does the body good. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Gary Anthony Williams, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode. But, as everyone knows, on "Whose Line," "Everything is made up and the points don't matter."

Carmen Electra

Guarding comedy. Carmen Electra makes a guest star appearance. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Brad Sherwood, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode. But, as everyone knows, on "Whose Line," "Everything is made up and the points don't matter."

Cornelius Smith Jr.

Cornelius Smith Jr. of "Scandal" makes a guest star appearance for some scandalous comedy. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode. But, as everyone knows, on 'Whose Line," "Everything is made up and the points don't matter."

Lance Bass

He's in sync with comedy -- Lance Bass makes a guest star appearance. Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Greg Proops, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode. But, as everyone knows, on "Whose Line," "Everything is made up and the points don't matter."

Chris Hardwick

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Charles Esten, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Tinashe

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Jonathan Mangum 7

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jonathan Mangum, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Elizabeth Gillies

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Charles Esten, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Brad Sherwood 5

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Brad Sherwood, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Adam Rippon

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Gary Anthony Williams, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Heather Anne Campell 2

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Heather Anne Campbell, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Chris Jackson

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jonathan Mangum, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Jeff Davis 9

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Adrienne Houghton

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Greg Proops, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Brad Sherwood 3

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Brad Sherwood, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Jonathan Mangum 5

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jonathan Mangum, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Amber Riley

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Jeanine Mason

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Gary Anthony Williams, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Greg Proops 5

Greg Proops is the guest performer. Games played are Sound Effects (with audience members), Scenes from a Hat, Film Dub, Party Quirks and Greatest Hits.

Charles Esten 3

Chip Esten returns and helps deliver some Mixed Messages and deals with Questions with Hats. Also played are Scenes from a Hat, Props and Greatest Hits.

Chris De'Sean Lee

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jonathan Mangum, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Candice Patton 2

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Cedric the Entertainer 2

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Gary Anthony Williams, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Jonathan Mangum 6

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jonathan Mangum, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Greg Proops 3

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Greg Proops, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Ricki Lake

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Charles Esten, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Gary Anthony Williams 5

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Gary Anthony Williams, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Gary Anthony Williams 6

Colin reports from a zombie apocalypse in Newsflash. Wayne and Gary Anthony Williams sing songs of therapists in Greatest Hits. Also, Hollywood Director, Sound Effects (with audience members) and Scenes from a Hat.

Greg Proops 4

The "Me Too" skunk appears in Dating App, while Mixed Messages involves a 19-year-old Lothario and Ryan sings Greatest Hits with Wayne. Doo-Wop and Scenes from a Hat are also played.

Adam Rippon 2

Adam Rippon returns to do a Dubbing scene about rival figure skaters, while Ryan and Colin do an Infomercial on personal hygiene. Also, Weird Newscasters, Scenes from a Hat and Props.

Brad Sherwood 4

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Brad Sherwood, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Jeff Davis 10

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Jeff Davis 11

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Charles Esten 4

Chip Esten returns to help do a rock opera scene in Hollywood Director and Wayne's flubbing of a line in Doo-Wop becomes a running gag. Ryan and Colin sell songs of plastic surgeons.

Jeff Davis 12

Jeff Davis returns to play Questions where passions erupt in the army, and sing Songs of the Car in Greatest Hits. Also played are Sound Effects (with audience members), Newsflash and Scenes from a Hat.

Jonathan Mangum 8

Ryan, Colin, Wayne and Jonathan Mangum play Questions with Hats, Mixed Messages, Scenes from a Hat, Newsflash, Props and Greatest Hits.

Jeff Davis 13

Ryan introduces his family in Weird Newscasters. The boys sing a Hoedown about Mexican food. Scenes from a Hat includes things not to turn into a competition. Also includes an Infomercial about sleep aids and Greatest Hits about San Francisco.

Gary Anthony Williams 7

A dating show with a hyperactive kid, a Scottish dog and an inept astronaut. A real cheesy doo-wop song. A compilation album about lifeguards. Gary Anthony Williams is the guest contestant.

Jonathan Mangum 9

Sketches include questions in a sketchy neighborhood, the World's Worst action movie clips, Whose Line with Beauty and the Beast, Party Quirks with Paul Revere and a squirrel, a Hoedown about doctors and the Greatest Hits of horror movies.

Greg Proops 7

Greg Proops is the fourth seater. Games played are Questions with Hats, Film Dub, Scene to Music, Sound Effects (with Audience Members), Scenes from a Hat and Greatest Hits.

Nyima Funk

Nyima Funk is the guest performer. Games played are Weird Newscasters, Two-Line Vocabulary, Newsflash, Scenes from a Hat and Sideways Scene.

Greg Proops 6

Hosted by comedian Aisha Tyler, cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Greg Proops, put their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to depict different characters and an array of scenes, as well as perform songs. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Heather Anne Campbell 4

Heather Anne Campbell returns and hosts a party with Star Wars characters, a foot masseur who gets aroused by feet, and painful sports bloopers. Wayne sings songs of car mechanics. Also played are Hollywood Director and Scenes from a Hat.

Jonathan Mangum 10

"Hollywood Director" spoofs "Les Misérables," Scenes from a Hat looks at annoying buddies, Sound Effects features the most adorable battle ever, and Greatest Hits sells songs of the Coast Guard. Props is also played.

Jeff Davis 14

Games include questions at a department store, an Irish Drinking song set in a bar, Sound Effects at a weapons factory, and Greatest Hits of the zookeeper. Also played are Film Dub and Party Quirks.

Gary Anthony Williams 8

Passions erupt at a luxury hotel in Questions. Zookeepers need Sound Effects. The Greatest Hits of songs about lifeguards. Film Dub at the beach. Scenes from a Hat is also played.

Kevin McHale 2

Hosted by comedian Aisha Tyler, "Whose Line Is It Anyway?" features cast members Ryan Stiles, Wayne Brady and Colin Mochrie, who helped make the original U.S. version of this comedy improv series such a hit. Along with a special guest comedian in each episode, the cast members must put their comedic skills to the test through a series of spontaneous improv games.

Laila Ali 2

Boxing champion Laila Ali rolls with the punches. Hosted by comedian Aisha Tyler, "Whose Line Is It Anyway?" features cast members Ryan Stiles, Wayne Brady, Colin Mochrie and guest comedian Jeff Davis putting their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Keegan-Michael Key 7

Hosted by comedian Aisha Tyler, "Whose Line Is It Anyway?" features cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Keegan-Michael Key, putting their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Heather Anne Campbell 5

Hosted by comedian Aisha Tyler, "Whose Line Is It Anyway?" features cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Heather Anne Campbell, putting their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Shawn Johnson 2

U.S. Olympian Shawn Johnson flips out for laughs. Hosted by comedian Aisha Tyler, "Whose Line Is It Anyway?" features cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Nyima Funk, putting their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Greg Proops 8

Comedy is not a game. Hosted by comedian Aisha Tyler, "Whose Line Is It Anyway?" features cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Greg Proops, putting their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Keegan-Michael Key 8

It's all about the laughs. Hosted by comedian Aisha Tyler, "Whose Line Is It Anyway?" features cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Keegan-Michael Key, putting their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Jonathan Mangum 11

Hosted by comedian Aisha Tyler, "Whose Line Is It Anyway?" features cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jonathan Mangum, putting their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Jeff Davis 15

It's good-humored fun. Hosted by comedian Aisha Tyler, "Whose Line Is It Anyway?" features cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, putting their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.

Kyle Richards 2

Laughing never goes out of style with guest star Kyle Richards. Hosted by comedian Aisha Tyler, "Whose Line Is It Anyway?" features cast members Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jonathan Mangum, putting their comedic skills to the test through a series of spontaneous improv games that are prompted only by random ideas supplied by the studio audience. The four performers must use the little information they have and their wild imaginations to conjure up hilarious characters, scenes and songs out of thin air. After each round of improvisation, Aisha will dole out points to our four performers and declare a winner at the end of every episode.