| Follow the lives and woes of the residents of a Manchester house divided into four different flats. Gemma Foster's neighbour, Emma, now goes by the name of Belle, looking to start a new life. Three other interconnected stories tell a tale of love, loss, birth, death, the ordinary, the extraordinary, and everything in between. |
| Name | Character | Episodes |
|---|---|---|
| Victoria Hamilton | Belle Stone | 6 |
| Alison Steadman | Gail Reynolds | 6 |
| Rachael Stirling | Kelly Aston | 6 |
| Adrian Lester | David Aston | 6 |
| Peter Davison | Henry Reynolds | 6 |
| Erin Kellyman | Maya Stone | 6 |
| Calvin Demba | Andy Okonkwo | 6 |
| Joshua James | Liam Banner | 6 |
| Kate Ashfield | Rachel | 5 |
| David Troughton | Robert | 4 |
| Robyn Cara | Kat | 4 |
| Susannah Fielding | Ruth Stone | 4 |
| Adam James | Neil Baker | 3 |
| Elaine Paige | Helen | 3 |
| Kika Markham | Angela | 2 |
| Kika Markham | Angela (uncredited) | 1 |
| Vincent Davies | Karl | 1 |