| Name | Character | Episodes |
|---|---|---|
| Sophie Okonedo | Bernie Kramer | 4 |
| Brigid Zengeni | Martha Wilson | 4 |
| Ross Kemp | Sam Lucas | 4 |
| Liz May Brice | PC. Sally Higson | 4 |
| Ian McElhinney | DCS David Dillne | 1 |
| James Warrior | Sgt. Alan Stock | 1 |
| Nicholas Day | DCI Bran Minter (as Nick Day) | 1 |
| Richard Heffer | Judge | 1 |