| Name | Character | Episodes |
|---|---|---|
| Brendan Coyle | Gideon | 6 |
| Emmanuel Imani | Simon Richards | 6 |
| Sarah Niles | Claudia | 6 |
| Hermione Norris | Maureen Dawson | 6 |
| Deborah Ayorinde | Nina | 6 |
| Hugh Quarshie | Stephen Richards | 6 |
| Nneka Okoye | Wanda Richards | 6 |
| Saffron Hocking | Sasha Banley | 5 |
| Gloria Obianyo | Young Oyin | 2 |
| Victor Hugo | Devin Perez | 1 |
| Zahra Ahmadi | Parul | 1 |
| Judi Love | MC | 1 |
| Alice Bird | Chloe | 1 |