| Name | Character | Episodes |
|---|---|---|
| Jade Anouka | Alana Allerton | 3 |
| John Simm | Dan Bowker | 3 |
| Jemima Rooper | Nora Barker | 3 |
| Adrian Lester | Jon Allerton | 3 |
| Lyndsey Marshal | Susie Bowker | 3 |
| Raffiella Chapman | Catherine Bowker | 3 |
| Rowena King | Lisa Allerton | 3 |
| Michael Shaeffer | Lee Ransen | 3 |