| Name | Character | Episodes |
|---|---|---|
| Fiona Shaw | Coleman | 3 |
| Iain Glen | Alec Wilson | 3 |
| Keeley Hawes | Dorothy Wick | 3 |
| Ian McElhinney | Father Timothy | 3 |
| Ruth Wilson | Alison Wilson | 3 |
| Anupam Kher | Shahbaz Karim | 3 |
| Calam Lynch | Gordon Wilson | 3 |
| Joy Richardson | Olive | 3 |
| Barbara Marten | Mrs. McKelvie | 2 |
| Joseph Mydell | Bert | 2 |
| Susan Jameson | Matron | 1 |
| Patrick Kennedy | Dennis Wilson | 1 |
| Dave Hill | Landlord | 1 |
| Lucy Briers | Records Office Lady | 1 |
| Alex Blake | Undertaker | 1 |
| Rupert Turnbull | Mike Shannon (age 7) | 1 |
| Otto Farrant | Nigel Wilson | 1 |
| Wilf Scolding | Mike Shannon (age 30) | 1 |
| Elizabeth Rider | Gladys Wilson | 1 |
| Gemma McElhinney | Elisabeth Wilson | 1 |
| Oliver Zetterström | Douglas | 1 |