| Name | Character | Episodes |
|---|---|---|
| Geraldine Chaplin | Gloria Blundell | 2 |
| Sinéad Cusack | Elfrida Phibbs | 2 |
| Jean Simmons | 2 | |
| Anna Maguire | 2 | |
| Marsha Fitzalan | 2 | |
| Peter Ustinov | 2 | |
| Jason Durr | Sam Howard | 2 |
| Sophie Schütt | Carrie Marchmont | 2 |
| Jan Niklas | Oscar Blundell | 2 |
| William McBain | Tam Stuart | 2 |