The hunt is on for Mr Harris, but the murderer may be closer to home. Meanwhile, Sam grows closer to surgeon James Reynolds.
| Name | Type | Role | |
|---|---|---|---|
| Gwyneth Hughes | Writer | ||
| Victoria Gay | Guest Star | Gemma Boyd | |
| Poppy Rogers | Guest Star | Dana Bennett | |
| Jesse Birdsall | Guest Star | Paul Franklin | |
| Lesley Vickerage | Guest Star | Helen Connor | |
| Rachel Davies | Guest Star | Eileen Bennett | |
| Nick Bagnall | Guest Star | Lee Bennett | |
| Lesley Manville | Guest Star | Suzy Franklin | |
| Kim Vithana | Guest Star | Saira Patel | |
| Jimi Mistry | Guest Star | D.C. Wright | |
| John Gunnery | Guest Star | Mick Boyd | |
| Marcelle Duprey | Guest Star | Kate Franklin | |
| Sudha Bhuchar | Guest Star | Jan Picton | |
| Alex Pillai | Director |