A suspect being held under CI5's supervision is found dead in his cell - apparently after a fatal blow administered by Doyle. A public inquiry ensues and an influential lawyer calls for CI5 to be shut down. It's left to Cowley in fighting to save the organisation he founded.
| Name | Type | Role | |
|---|---|---|---|
| Brian Clemens | Writer | ||
| Jonty Miller | Guest Star | ||
| Michael Mundell | Guest Star | ||
| Allan Surtees | Guest Star | ||
| Lisa Harrow | Guest Star | ||
| Dawn Rodrigues | Guest Star | ||
| Jenny Lee-Wright | Guest Star | ||
| Robert James | Guest Star | ||
| Michael Billington | Guest Star | ||
| Robert Lankesheer | Guest Star | ||
| Trevor Adams | Guest Star | ||
| James Hayes | Guest Star | ||
| Christopher Ellison | Guest Star | ||
| Art Malik | Guest Star | ||
| Cyril Luckham | Guest Star | ||
| Peter Marinker | Guest Star | ||
| Charles Pemberton | Guest Star | ||
| Peter Medak | Director |