| Name | Character | Episodes |
|---|---|---|
| Thomasin McKenzie | Ursula | 4 |
| Jessica Brown Findlay | Izzie | 4 |
| Lesley Manville | Narrator | 4 |
| Patsy Ferran | Pamela | 4 |
| Ron Cook | Dr. Fellowes | 4 |
| Jessica Hynes | Mrs Glover | 4 |
| Sian Clifford | Sylvie Todd | 4 |
| Harry Michell | Maurice | 4 |
| James McArdle | Hugh Todd | 4 |
| Joshua Hill | Derek Oliphant | 4 |
| Maria Laird | Bridget | 4 |
| Louis Hofmann | Jürgen | 2 |