Duration: 22m

TV-PG 7.6 Reality-Tv / Comedy

Whose Line Is It Anyway? S4E17

New episode featuring Brett Dier; improv games with the cast.

Release Date: September 7, 2016 (USA)

Creator: Mark Leveson & Dan Patterson

Cast: Aisha Tyler, Ryan Stiles, Colin Mochrie, Wayne Brady, Laura Hall, Linda Taylor, Jeff Bryan Davis, Gary Anthony Williams, Jonathan Mangum