I'm Sorry I Haven't A Clue
- Radio panel show
- BBC Radio 4
- 1972 - 2025
- 554 episodes (82 series)
ISIHAC is a self-styled antidote to panel games, in which players are given silly things to do. Stars Jack Dee, Humphrey Lyttelton, Stephen Fry, Rob Brydon, Barry Cryer and more.
- Due to return for Series 83
Key cast & crew credits
| Jack Dee | Host / Presenter (Series 51-82) |
| Humphrey Lyttelton | Host / Presenter (Series 1-50) |
| Stephen Fry | Host / Presenter (Series 51) |
| Rob Brydon | Host / Presenter (Series 51) |
| Barry Cryer | Host / Presenter (Series 1) |
| Barry Cryer | Team Captain (Series 1-73 & 75) |
| Tim Brooke-Taylor | Team Captain (Series 1-17 & 19-73) |
| Graeme Garden | Team Captain (Series 1-64 & 68-72 & 74 & 77-78) |
| William Rushton (as Willie Rushton) | Team Captain (Series 3-28) |
| Bill Oddie | Team Captain (Series 1-2) |
| Jo Kendall | Team Captain (Series 1) |
| John Cleese | Team Captain (Series 1) |
| Iain Pattinson | Writer (Additional Material) (Series 28-73) |
| Fraser Steele | Writer (Additional Material) (Series 63-82) |
| Steven Dick | Writer (Additional Material) (Series 73-82) |
| Jon Naismith | Producer (Series 19-82) |
| Geoffrey Perkins | Producer (Series 6-8) |
| John Cassels | Producer (Series 1-3) |
| Simon Brett | Producer (Series 4-5) |
| Paul Mayhew-Archer | Producer (Series 9-13) |
| Paul Spencer | Producer (Series 14-15) |
| Jon Magnusson | Producer (Series 16-18) |
| Colin Sell | Composer (Series 4-82) |
| Dave Lee | Composer (Series 1-3) |