# Whose Line Is It Anyway? (American TV series) season 4

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 episode – as chosen by host Drew Carey – are 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).
| No. overall | No. in season | Performers | Original air date | Prod. code | U.S. viewers |
| 99 | 1 | Wayne Brady, Jeff Davis, Colin Mochrie, Ryan Stiles | September 6, 2001 (2001-09-06) | 401 | N/A |
| Games performed: Remote Control, Let's Make a Date, Sound Effects (with audience members), Doo-Wop, Props ||||||
| 100 | 2 | Wayne Brady, Kathy Greenwood, Colin Mochrie, Ryan Stiles | September 6, 2001 (2001-09-06) | 405 | N/A |
| Games performed: Living Scenery, Song Styles, Two-Line Vocabulary, Infomercial, Scenes from a Hat, Hoedown ||||||
| 101 | 3 | Wayne Brady, Chip Esten, Colin Mochrie, Ryan Stiles | September 20, 2001 (2001-09-20) | 324 | N/A |
| Games performed: Weird Newscasters, Narrate, Duet, Infomercial, Hoedown, Three-Headed Broadway Star ||||||
| 102 | 4 | Wayne Brady, Kathy Greenwood, Colin Mochrie, Ryan Stiles | September 20, 2001 (2001-09-20) | 420 | N/A |
| Games performed: Questions Only, Sound Effects (with audience members), Scenes from a Hat, Greatest Hits, Irish Drinking Song ||||||
| 103 | 5 | Wayne Brady, Chip Esten, Colin Mochrie, Ryan Stiles | September 27, 2001 (2001-09-27) | 317 | N/A |
| Games performed: Let's Make a Date, Duet, Scene To Rap, Party Quirks, Doo-Wop, Props ||||||
| 104 | 6 | Wayne Brady, Kathy Greenwood, Colin Mochrie, Ryan Stiles | October 3, 2001 (2001-10-03) | 413 | N/A |
| Games performed: Weird Newscasters, News Flash, Party Quirks, Show-Stopping Number, World's Worst ||||||
| 105 | 7 | Brad Sherwood, Wayne Brady, Colin Mochrie, Ryan Stiles | October 4, 2001 (2001-10-04) | 315 | N/A |
| Games performed: Let's Make a Date, Title Sequence, Scenes from a Hat, Party Quirks, Three-Headed Broadway Star, Hoedown ||||||
| 106 | 8 | Wayne Brady, Kathy Greenwood, Colin Mochrie, Ryan Stiles | October 4, 2001 (2001-10-04) | 414 | N/A |
| Games performed: Hollywood Director, Living Scenery, Three-Headed Broadway Star, Helping Hands, Props ||||||
| 107 | 9 | Wayne Brady, Chip Esten, Colin Mochrie, Ryan Stiles | October 10, 2001 (2001-10-10) | 318 | N/A |
| Games performed: Hollywood Director, Duet, Song Titles, Scenes from a Hat, Hoedown ||||||
| 108 | 10 | Brad Sherwood, Wayne Brady, Colin Mochrie, Ryan Stiles | October 17, 2001 (2001-10-17) | 419 | N/A |
| Games performed: Press Conference, If You Know What I Mean, Show-Stopping Number, Dubbing with an Audience Member, Scenes from a Hat, Hoedown ||||||
| 109 | 11 | Greg Proops, Wayne Brady, Colin Mochrie, Ryan Stiles | October 18, 2001 (2001-10-18) | 422 | N/A |
| Games performed: Let's Make a Date, Newsflash, Whose Line, Weird Newscasters, Irish Drinking Song ||||||
| 110 | 12 | Wayne Brady, Kathy Greenwood, Colin Mochrie, Ryan Stiles | October 25, 2001 (2001-10-25) | 337 | N/A |
| Games performed: Weird Newscasters, Song Styles, Newsflash, Greatest Hits, Hoedown ||||||
| 111 | 13 | Greg Proops, Wayne Brady, Colin Mochrie, Ryan Stiles | November 7, 2001 (2001-11-07) | 418 | N/A |
| Games performed: Press Conference, Hats, Multiple Personalities, Greatest Hits, World's Worst ||||||
| 112 | 14 | Wayne Brady, Whoopi Goldberg, Colin Mochrie, Ryan Stiles | November 14, 2001 (2001-11-14) | 507 | 6.7 rating |
| Games performed: Hollywood Director, Song Styles, Dubbing, Two Line Vocabulary, Scenes from a Hat, Foreign Film Dub ||||||
| 113 | 15 | Brad Sherwood, Wayne Brady, Colin Mochrie, Ryan Stiles | November 21, 2001 (2001-11-21) | 503 | N/A |
| Games performed: Questionable Impressions, Duet, Film Dub, Sound Effects (with audience members), Foreign Film Dub. Special guests: Lassie and Sid Caesar ||||||
| 114 | 16 | Wayne Brady, Jeff Davis, Colin Mochrie, Ryan Stiles | November 22, 2001 (2001-11-22) | 417 | N/A |
| Games performed: Questions Only, Infomercial, Two-Line Vocabulary, Greatest Hits, World's Worst ||||||
| 115 | 17 | Brad Sherwood, Wayne Brady, Colin Mochrie, Ryan Stiles | November 28, 2001 (2001-11-28) | 412 | N/A |
| Games performed: Weird Newscasters, Two-Line Vocabulary, Quick Change, Scenes from a Hat, Irish Drinking Song ||||||
| 116 | 18 | Wayne Brady, Chip Esten, Colin Mochrie, Ryan Stiles | December 5, 2001 (2001-12-05) | 421 | N/A |
| Games performed: Weird Newscasters, Title Sequence, Scenes from a Hat, Improbable Mission, Irish Drinking Song, Props ||||||
| 117 | 19 | Wayne Brady, Chip Esten, Colin Mochrie, Ryan Stiles | December 12, 2001 (2001-12-12) | 411 | N/A |
| Games performed: Let's Make a Date, Motown Group, Song Titles, Scenes from a Hat, Hoedown ||||||
| 118 | 20 | Brad Sherwood, Wayne Brady, Colin Mochrie, Ryan Stiles | December 13, 2001 (2001-12-13) | 415 | N/A |
| Games performed: Hollywood Director, Infomercial, Party Quirks, Title Sequence, Helping Hands ||||||
| 119 | 21 | Wayne Brady, Kathy Greenwood, Colin Mochrie, Ryan Stiles | December 19, 2001 (2001-12-19) | 409 | N/A |
| Games performed: Meet The Family, Song Styles, Weird Newscasters, Greatest Hits, Foreign Film Dub ||||||
| 120 | 22 | Wayne Brady, Kathy Greenwood, Colin Mochrie, Ryan Stiles | January 24, 2002 (2002-01-24) | 423 | N/A |
| Games performed: Questions Only, Hollywood Director, Song Styles, Number of Words, Helping Hands, Props ||||||
| 121 | 23 | Greg Proops, Wayne Brady, Colin Mochrie, Ryan Stiles | January 24, 2002 (2002-01-24) | 416 | N/A |
| Games performed: Superheroes, Multiple Personalities, Scenes from a Hat, Greatest Hits, Sportscasters ||||||
| 122 | 24 | Brad Sherwood, Wayne Brady, Colin Mochrie, Ryan Stiles | January 31, 2002 (2002-01-31) | 508 | N/A |
| Games performed: Award Show, Duet, Scenes from a Hat, Living Scenery, Props. Special guest: Hugh Hefner ||||||
| 123 | 25 | Wayne Brady, Chip Esten, Colin Mochrie, Ryan Stiles | February 7, 2002 (2002-02-07) | 403 | N/A |
| Games performed: Superheroes, Sound Effects (with audience members), Newsflash, Scenes from a Hat, Hoedown ||||||
| 124 | 26 | Greg Proops, Wayne Brady, Colin Mochrie, Ryan Stiles | February 12, 2002 (2002-02-12) | 404 | N/A |
| Games performed: Weird Newcasters, Hats, Greatest Hits, Film Dub, Show-Stopping Number, World's Worst ||||||
| 125 | 27 | Brad Sherwood, Wayne Brady, Colin Mochrie, Ryan Stiles | February 12, 2002 (2002-02-12) | 432 | N/A |
| Games performed: Let's Make a Date, If You Know What I Mean, Duet, Title Sequence, Scenes from a Hat, Hoedown ||||||
| 126 | 28 | Brad Sherwood, Wayne Brady, Colin Mochrie, Ryan Stiles | March 7, 2002 (2002-03-07) | 431 | N/A |
| Games performed: Weird Newscasters, Scenes from a Hat, Two-Line Vocabulary, Greatest Hits, Foreign Film Dub ||||||
| 127 | 29 | Wayne Brady, Kathy Greenwood, Colin Mochrie, Ryan Stiles | March 14, 2002 (2002-03-14) | 402 | 5.0 rating |
| Games performed: Hollywood Director, Song Styles, News Flash, Living Scenery, Scenes from a Hat, World's Worst ||||||
| 128 | 30 | Greg Proops, Wayne Brady, Colin Mochrie, Ryan Stiles | March 28, 2002 (2002-03-28) | 429 | 3.8 rating |
| Games performed: Weird Newscasters, Whose Line, Action Replay, Scenes from a Hat, Hoedown ||||||
| 129 | 31 | Greg Proops, Wayne Brady, Colin Mochrie, Ryan Stiles | April 11, 2002 (2002-04-11) | 427 | N/A |
| Games performed: Let's Make a Date, Narrate, Film Dub, Greatest Hits, Props ||||||