The escape of a Russian POW sets off a chain of events that leads to murder and rekindles a conflict between Foyle and his former superior.
| Name | Type | Role | |
|---|---|---|---|
| Anthony Horowitz | Writer | ||
| Tristram Powell | Director | ||
| Jem Wall | Actor | Police Sergeant | |
| Michael Kitchen | Actor | Christopher Foyle | |
| Emil Hostina | Actor | Alex Anakhov | |
| Christopher Good | Actor | Sir Leonard Spencer-Jones | |
| Giles Taylor | Actor | Andrew Bennet | |
| Max Brown | Actor | Adam Wainwright | |
| Fred Pearson | Actor | Fisherman | |
| Michael Elwyn | Actor | Police Officer | |
| Anthony Howell | Actor | Paul Milner | |
| Alister Cameron | Actor | Walter Hardiman | |
| Polly Maberly | Actor | Edith Milner | |
| Tim Pigott-Smith | Actor | Brigadier Timothy Wilson | |
| Chris Sunley | Actor | Ambulance Man | |
| Eleanor Bron | Actor | Elsa Konstantin | |
| Jon Glover | Actor | Police Officer | |
| Sam Marks | Actor | Anton Valyshkin | |
| Roger Swaine | Actor | Vicar | |
| Tom Brooke | Actor | Tom Bradley | |
| Tom Goodman-Hill | Actor | Maurice Jones | |
| Ashley Horne | Actor | Newsboy | |
| Adam Englander | Actor | Russian Agent | |
| Honeysuckle Weeks | Actor | Samantha Stewart | |
| Marek Oravec | Actor | Ivan Spiakov | |
| Joseph Kloska | Actor | DC Perkins | |
| Ryan Kiggell | Actor | Joe Bradley | |
| Valerie Minifie | Actor | Woman | |
| Marcel Iureș | Actor | Monsieur Duveen | |
| Dimitry Drannikov | Actor | Nikolai Vladchenko | |
| Rob Heanley | Actor | Army Sergeant | |
| Linda Marlowe | Actor | Edna Howard |