| Name | Character | Episodes |
|---|---|---|
| Carol Vorderman | 14 | |
| Myleene Klass | Self | 1 |
| Jo Brand | Self | 1 |
| James Fleet | Self | 1 |
| Meera Syal | Self | 1 |
| Richard Hammond | Self | 1 |
| Adrian Edmondson | Self | 1 |
| Russell Watson | Self | 1 |
| Mel Giedroyc | Self | 1 |
| Angela Griffin | Self | 1 |
| Adam Woodyatt | Self | 1 |
| Stephen Gately | Self | 1 |
| Natalie Cassidy | Self | 1 |
| Liz McClarnon | Self | 1 |
| Bonnie Langford | Self | 1 |
| Rory Bremner | Self | 1 |
| Ricky Groves | Self | 1 |