The fourth season of the American television series Whose Line Is It Anyway? premiered on ABC on September 6, 2001, and concluded on April 11, 2002.
Cast Main Drew Carey Ryan Stiles Colin Mochrie Wayne Brady
Recurring Kathy Greenwood (eight episodes) Brad Sherwood (eight episodes) Greg Proops (six episodes) Chip Esten (six episodes) Jeff Davis (two episodes) Whoopi Goldberg (one episode)
Episodes
The "winner(s)" of each episodeas chosen by host Drew Careyare highlighted in italics. The winner would take his or her seat and call a sketch for Drew to perform (often with the help of the rest).
References
External links Whose Line Is It Anyway? (U.S.) (a Titles & Air Dates Guide) Mark's guide to Whose Line is it Anyway? - Episode Guide