| Name | Character | Episodes |
|---|---|---|
| Eddie Marsan | Soly Malinovsky | 4 |
| Tracy-Ann Oberman | Nancy Malinovsky | 4 |
| Rory Kinnear | Colin Jordan | 4 |
| Rita Tushingham | Nettie Jones | 4 |
| Samantha Spiro | Liza Epstein | 4 |
| Tamzin Outhwaite | Barbara Watson | 4 |
| Agnes O'Casey | Vivien Epstein/ Jane Carpenter | 4 |
| Will Keen | David Epstein | 4 |
| Julia Krynke | Roza Furstenburg | 4 |
| Gabriel Akuwudike | Stevie | 4 |
| Allan Corduner | Rabbi Lehrer | 4 |
| Hannah Onslow | Elise | 4 |
| Preston Nyman | Jeremy Klein | 2 |