| Name | Character | Episodes |
|---|---|---|
| Siobhan Finneran | Izzie Ingram | 3 |
| Suranne Jones | Ruth Slater | 3 |
| Will Mellor | Brad | 3 |
| Emily Beecham | Lucy Belcombe | 3 |
| Jemma Redgrave | Rachel Belcombe | 3 |
| Douglas Hodge | Michael Belcombe | 3 |
| Peter Davison | John Ingram | 3 |
| Tony Pitts | Adam Boothroyd | 3 |
| Jack Deam | Kieran Whelan | 3 |
| Matthew McNulty | Steve Whelan | 3 |
| George Costigan | Eddie Ackroyd | 3 |
| Faye McKeever | Hannah Whelan | 3 |
| Bill Rodgers | Alan | 3 |
| Claire Benedict | Therapist | 3 |
| June Broughton | Izzie's Mum | 3 |