Nikki, Jack, and Adam investigate the murder of a surgeon in a hospital. DNA evidence appears to implicate a patient who was under anaesthetic at the time of the killing.
| Name | Type | Role | |
|---|---|---|---|
| Annette Badland | Guest Star | Linda Fletcher | |
| Nicholas Farrell | Guest Star | Professor Adrian Cowley | |
| Luke Mably | Guest Star | Jed Fletcher | |
| Karen Bryson | Guest Star | Dr Emily Braithwaite | |
| Richard Pepper | Guest Star | Dr Mitchell | |
| Rebecca Atkinson | Guest Star | Dr Benning | |
| Stephen Wight | Guest Star | DS Steve Galloway | |
| Jenny Howe | Guest Star | Coroner | |
| Sagar Arya | Guest Star | Dr Arnie Rahul | |
| Jessica Baglow | Guest Star | DI Ruth Cracknell |