Directed by
| Maclean Rogers | ||
Writing Credits
| Lindsay Hardy | ... | (from the novel by) |
| Maclean Rogers | ... | (written by) |
Cast (in credits order) verified as complete
| Richard Denning | ... | Major Gregory Keen | |
| Carole Mathews | ... | Hedy Bergner | |
| Ronald Adam | ... | Dumetrius | |
| Danny Green | ... | Yotti Blum | |
| Brian Worth | ... | Capt. Peter Ridgeway | |
| Jan Holden | ... | Sally Jennings | |
| Hugh Moxey | ... | Sgt. Tom Coutts | |
| Peter Swanwick | ... | Mons. Paul Bonnet | |
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Elwyn Brook-Jones | ... | Digby Mitchel |
| Ronald Leigh-Hunt | ... | Col. Julian Fentriss M.I.5. | |
| Robert O'Neil | ... | Capt. Hank Godowski | |
| Paul Hardtmuth | ... | Dr. Buchmann (as Paul Hardmuth) | |
| Bill Nagy | ... | Marzotti | |
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Alex Gallier | ... | Max Rubenstein |
| Robert Bruce | ... | Staff Officer | |
| Robert Crewdson | ... | Control Officer | |
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Jimmy Cains | ... | Gassner |
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Edward Forsyth | ... | German Policeman |
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Theodore Wilhelm | ... | German Thug |
| Rest of cast listed alphabetically: | |||
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Fred Machon | ... | Customer at Marzotti's Club (uncredited) |
| George Roderick | ... | Waiter at Marzotti's Club (uncredited) | |
Produced by
| William G. Chalmers | ... | producer (as W.G. Chalmers) |
| Richard Gordon | ... | co-producer (uncredited) |
| Charles F. Vetter | ... | co-producer (uncredited) |
Music by
| Wilfred Burns | ... | (uncredited) |
Cinematography by
| Ernest Palmer | ... | (lighting cameraman) |
Editing by
| Peter Mayhew | ||
Art Direction by
| John Stoll | ||
Makeup Department
| Gerry Fairbank | ... | makeup artist |
| Doris Pollard | ... | hairdresser |
Production Management
| Clive Midwinter | ... | production manager |
Second Unit Director or Assistant Director
| Don Weeks | ... | assistant director |
| Stanley Goulder | ... | second assistant director (uncredited) |
Art Department
| George Durant | ... | property buyer (uncredited) |
Sound Department
| Sid Squires | ... | sound recordist (as Sidney Squires) |
| Ron Butcher | ... | sound camera operator (uncredited) |
| Aubrey Lewis | ... | sound camera operator (uncredited) |
Camera and Electrical Department
| Nobby Smith | ... | camera operator |
| Eric Williams | ... | focus puller (uncredited) |
Costume and Wardrobe Department
| June Kirby | ... | wardrobe |
Editorial Department
| Ernest Hosler | ... | assistant editor (uncredited) |
Music Department
| Wilfred Burns | ... | musical director |
Script and Continuity Department
| Yvonne Richards | ... | continuity |
Additional Crew
| Cynthia Maugham | ... | production secretary (uncredited) |
