Sam volunteers to go undercover to discover how rationed gasoline is being stolen from a fuel depot, and Andrew becomes a suspect in a murder case.
| Name | Type | Role | |
|---|---|---|---|
| Michael Hall (II) | Writer | ||
| Anthony Horowitz | Writer | ||
| Jeremy Silberston | Director | ||
| Martin Turner | Actor | Wing Commander Turner | |
| Simon Chandler | Actor | Leonard Evans | |
| David Troughton | Actor | Michael Bennett | |
| Honeysuckle Weeks | Actor | Sam Stewart | |
| John Branwell | Actor | Barman | |
| Christopher Staines | Actor | Douglas Wright | |
| Selina Cadell | Actor | Pamela Bennett | |
| Edward Clayton | Actor | Home Guard | |
| David Ryall | Actor | Dr Henderson | |
| Lisa Kay | Actor | Connie Dewar | |
| Mark Umbers | Actor | Rex Talbot | |
| Justin Salinger | Actor | Frank Gannon | |
| Bill Davey | Actor | Fred Pierce | |
| Simon Cole | Actor | Bomb Disposal Officer | |
| Damian O'Hare | Actor | Sean O'Halloran | |
| Julian Ovenden | Actor | Andrew Foyle | |
| Sean Baker | Actor | Carter | |
| Anthony Howell | Actor | Paul Milner | |
| Christina Cole | Actor | Violet Davies | |
| Michael Kitchen | Actor | Christopher Foyle |