| Name | Character | Episodes |
|---|---|---|
| David Bradley | Arnold Springer | 6 |
| Francesca Annis | Anna Fairley | 6 |
| Robson Green | Owen Springer | 6 |
| Julian Rhind-Tutt | Danny Glassman | 6 |
| Michael Kitchen | Richard Crane | 6 |
| Daniela Nardini | Vivien Reid | 6 |
| Conor Mullen | John McGinley | 6 |
| Debra Stephenson | Michelle | 4 |
| Kathryn Pogson | Phyllis | 3 |
| Seamus O'Neill | Custody Sgt. | 1 |
| Malcolm Raeburn | Mr. Penman | 0 |