Davies decides to toughen up after falling victim to a cruel practical joke by colleagues Barrett and Pimlott. He is then dispatched to investigate the death of a medical researcher. It looks like suicide, but Davies is convinced it's murder.
| Name | Type | Role | |
|---|---|---|---|
| Michael Aitkens | Writer | ||
| Laura McNair | Guest Star | ||
| David Threlfall | Guest Star | ||
| Steve Spiers | Guest Star | ||
| Poppy Elliott | Guest Star | ||
| Susan Wooldridge | Guest Star | ||
| Simone Bendix | Guest Star | ||
| David Daker | Guest Star | ||
| Mark Stobbart | Guest Star | ||
| Peter Jonfield | Guest Star | ||
| Michael Maloney | Guest Star | ||
| Ronald Pickup | Guest Star | ||
| Lesley Nicol | Guest Star | ||
| Richard Dixon | Guest Star | ||
| Alan David | Guest Star | ||
| Gavin Millar | Director |