| Name | Character | Episodes |
|---|---|---|
| Joe Anders | Billy | 1 |
| Kate Winslet | Ruth | 1 |
| Samantha Morton | Kirsty | 1 |
| Gemma Chan | Hannah | 1 |
| Suranne Jones | Victoria | 1 |
| Lesley Manville | Maria | 1 |
| Ashley Walters | Chris | 1 |
| Paul Kaye | Ryan | 1 |
| Leanne Best | Ava | 1 |
| Vicky McClure | Nicola | 1 |
| Jeany Spark | Kate | 1 |
| Mia Threapleton | Freya | 1 |
| Royce Pierreson | Miguel | 1 |
| Letitia Wright | Danielle | 1 |
| Sam Spruell | Barry | 1 |
| Vinette Robinson | Toni | 1 |
| Arinzé Kene | James | 1 |
| Daryl McCormack | David | 1 |
| Ziggy Heath | Andrew | 1 |
| Simona Brown | Natalie | 1 |
| Anthony Flanagan | Peter | 1 |
| Sarah Lam | Sally | 1 |
| Michael Gould | John | 1 |
| David Mumeni | Will | 1 |
| Alice May Feetham | 1 |