| Name | Character | Episodes |
|---|---|---|
| Holliday Grainger | Simone | 26 |
| Sunetra Sarker | 26 | |
| Jo Joyner | Beverly 'Beth' Nicholls | 26 |
| Derek Riddell | 26 | |
| Louise Delamere | 26 | |
| Tom Ellis | 4 | |
| Dean Andrews | 3 | |
| Rick Warden | 3 | |
| James Thornton | 3 | |
| Rodney Litchfield | 3 | |
| Pip Torrens | 1 | |
| Lee Ingleby | 1 | |
| Nina Sosanya | 1 | |
| Crispin Bonham-Carter | 1 | |
| Katherine Kelly | 1 | |
| Paul Copley | 1 | |
| Aidan McArdle | 1 | |
| Doug Bradley | 1 | |
| Andrea Lowe | 1 | |
| Lee Williams | 1 | |
| Moya Brady | 1 | |
| Mina Anwar | 1 | |
| Denise Black | 1 | |
| Nicholas Sidi | 1 | |
| Alan Rothwell | 1 |