List of Whose Line Is It Anyway? UK episodes Series 10 Series 10

| Date_ | Episode | Performer_1 | Performer_2 | Performer_3 | Performer_4 |
|---|---|---|---|---|---|
| 22 April 1998 | 1 | Brad Sherwood | Wayne Brady | Colin Mochrie | Ryan Stiles |
| 29 April 1998 | 2 | Greg Proops | Phil LaMarr | Colin Mochrie | Ryan Stiles |
| 6 May 1998 | 3 | Greg Proops | Karen Maruyama | Colin Mochrie | Ryan Stiles |
| 13 May 1998 | 4 | Patrick Bristow | Wayne Brady | Colin Mochrie | Ryan Stiles |
| 20 May 1998 | 5 | Greg Proops | Brad Sherwood | Colin Mochrie | Ryan Stiles |
| 27 May 1998 | 6 | Greg Proops | Catherine O`Hara | Colin Mochrie | Ryan Stiles |
| 4 June 1998 | 7 | Greg Proops | Phil LaMarr | Colin Mochrie | Ryan Stiles |
| 11 June 1998 | 8 | Brad Sherwood | Wayne Brady | Colin Mochrie | Ryan Stiles |