| Name | Character | Episodes |
|---|---|---|
| Lena Headey | Ruby Ryder | 4 |
| Mark Strong | Harry Starks | 4 |
| Derek Jacobi | Lord Edward 'Teddy' Thursby | 4 |
| Shaun Dingwall | Lenny | 4 |
| Damien Thomas | Tom Driberg | 4 |
| George Harris | Dr Chukwurah | 4 |
| Christopher Simon | Eddie | 4 |
| Judy Parfitt | Lady Thursby | 4 |
| Joe Absolom | Tommy | 4 |
| Geoff Bell | Jock McClusky | 4 |
| Phil Daniels | Jimmy | 4 |
| Bryan Dick | Beardsley | 4 |
| Tracie Bennett | Judy Garland | 4 |
| George Costigan | Mooney | 4 |
| Neil Conrich | Manny Gould | 4 |