Directed by
| Victor Vicas | ||
Writing Credits (in alphabetical order)
| David Pursall | ||
| Jack Seddon | ||
| Barry Wynne | ... | (based on the novel by) (uncredited) |
Cast (in credits order) complete, awaiting verification
| Jeffrey Hunter | ... | Captain Bill Ranson | |
| Annemarie Düringer | ... | Rolande Hertog | |
| Nigel Patrick | ... | Major Julien Howard | |
| David Kossoff | ... | Dr. Mulder | |
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Rolf Lefebvre | ... | Hans Faber, chief spy |
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Larry Burns | ... | Martins, building porter-spy |
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Anthony Ostrer | ||
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Claude Kingston | ... | Willem Mulder |
| Philip Ray | |||
| Robert Raglan | ... | Lt. Miller | |
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Peter Prouse | ... | Sgt. Bill Parrish |
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Philip Bond | ... | Piet van Wijt |
| Otto Diamant | ... | Mr. Hendrijk | |
| Marianne Walla | ... | Mrs. Hendrijk | |
| Beth Rogan | ... | Mary Ann Lennig | |
| Arthur Gross | ... | Jan Guldt | |
| Wolf Frees | ... | Brauner, shot spy | |
| Rest of cast listed alphabetically: | |||
| John Tatham | ... | Army Captain (uncredited) | |
Produced by
| Ernest Gartside | ... | producer |
Music by
| John Wooldridge | ||
Cinematography by
| Arthur Grant | ... | director of photography |
Editing by
| Russell Lloyd | ||
Art Direction by
| Donald M. Ashton | ... | (as Don Ashton) |
Makeup Department
| Harold Fletcher | ... | makeup artist |
| Pearl Tipaldi | ... | hair stylist |
Production Management
| John Pellatt | ... | production manager |
Second Unit Director or Assistant Director
| Peter Dixon | ... | assistant director |
| Ted Morley | ... | third assistant director (uncredited) |
Sound Department
| William S. Bland | ... | sound recordist |
| Leslie Hodgson | ... | dubbing editor |
Camera and Electrical Department
| Moray Grant | ... | camera operator |
Music Department
| John Wooldridge | ... | conductor |
Script and Continuity Department
| Gladys Reeve | ... | continuity |
