Whose Line Is It Anyway?

It's nonstop laughter as Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test.

Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Heather Anne Campbell, model that comedy never goes out of style with a guest appearance by Carson Kressley.

It's nonstop laughter as Ryan Stiles, Wayne Brady, Colin Mochrie and guest comedian Keegan-Michael Key put their comedic skills to the test.

Ryan Stiles, Wayne Brady and Colin Mochrie, along with the return of guest comedian Greg Proops, prove that comedy is a science with a guest appearance by Bill Nye.

Ryan Stiles, Wayne Brady and Colin Mochrie, along with the return of guest comedian Brad Sherwood, put their comedic skills to the test in spontaneous improv games.

Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Heather Anne Campbell, put their comedic skills to the test, alongside guest star/supermodel Nina Agdal.

Ryan Stiles, Wayne Brady and Colin Mochrie, alongside guest comedian Gary Anthony Williams, put their comedic skills to the test in spontaneous improv games.

Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test, alongside guest star & Golden Globe winner Gina Rodriguez.

Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jonathan Mangum, put their comedic skills to the test, alongside guest star & wrestling champ Randy Couture.

Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Brad Sherwood, put their comedic skills to the test, alongside guest star & talk show host Kathie Lee Gifford.

Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Gary Anthony Williams, put their comedic skills to the test, alongside guest stars Penn & Teller.

Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test.

Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Keegan-Michael Key, put their comedic skills to the test. Guest star appearance by sports star Vernon Davis.

Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Brad Sherwood, put their comedic skills to the test. Guest star appearance by Heather Morris ("Glee").

Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test. Guest star appearance by Willie Robertson ("Duck Dynasty").

Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Greg Proops, put their comedic skills to the test. Guest star appearance by Scott Porter.

Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test. Guest star appearance by Jaime Camil ("Jane the Virgin").

It's non-stop laughter as Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Keegan-Michael Key, put their comedic skills to the test.

Ryan Stiles, Wayne Brady and Colin Mochrie, along with guest comedian Jeff Davis, put their comedic skills to the test. Guest star appearance by Adelaide Kane ("Reign").

Season premiere episode with Cedric the Entertainer.