| Name | Character | Episodes |
|---|---|---|
| Christine Lahti | Melinda Marin | 4 |
| Warren Clarke | Terry Rowe | 4 |
| George Harris | Winston Churchill Wolcott | 4 |
| Hugh Quarshie | Dennis St George | 4 |
| Christopher Ellison | Det Insp Charlie Bonham | 4 |
| Martin Dempsey | Det Insp Gilligan | 4 |
| Archie Pool | Headphones | 4 |
| Raul Newney | Reuben Warre | 4 |
| Rik Mayall | PC Fell | 3 |
| Paul McDowell | Chief Supt Cosgrave | 3 |
| Clive Merrison | Jeremy Godden | 2 |
| Winston Dennis | Reuben's Driver | 2 |
| James Smith | Chief Insp Berry | 2 |
| Elvis Payne | Cecil Forbes | 2 |
| Keith Allen | Heckler | 1 |
| Alexei Sayle | Speaker in Market | 1 |
| Roberta Taylor | Mrs. Godden | 1 |
| Ray Burdis | PC Brock | 1 |
| Tommy Eytle | Bicycle Stall Holder | 1 |
| John Fowler | Goalkeeper | 1 |
| Julia McCarthy | Mrs Rose | 1 |