Drake tries to get at an assassin by tailing the killer's mistress.
| Name | Type | Role | |
|---|---|---|---|
| Philip Broadley | Writer | ||
| Jeremy Spenser | Guest Star | ||
| Ronald Rad | Guest Star | ||
| David Collings | Guest Star | ||
| Derren Nesbitt | Guest Star | ||
| Jeanne Roland | Guest Star | ||
| John Standing | Guest Star | ||
| Peter Yates | Director |