Det. Supt. Clark is gunning for Det. Chief Supt. John Deakin, now with Special Branch, and is led to Trevor Bull, a victim of a police shooting years earlier.
| Name | Type | Role | |
|---|---|---|---|
| J. C. Wilsher | Writer | ||
| Michael Bray | Guest Star | ||
| Susan Field | Guest Star | ||
| Patrick Carter | Guest Star | ||
| Damian Warren | Guest Star | ||
| David Morrissey | Guest Star | ||
| Colin McCormack | Guest Star | ||
| Ciaran O'Doherty | Guest Star | ||
| Jude Akuwudike | Guest Star | ||
| Frank Harper | Guest Star | ||
| Martin Troakes | Guest Star | ||
| Robert Sturt | Guest Star | ||
| Neville Phillips | Guest Star | ||
| Richard Standeven | Director |