Directed by
| Samuel Gallu | ||
Writing Credits (in alphabetical order)
| Victor Canning | ... | (novel) |
| Donald James | ... | (writer) |
Cast (in credits order)
| Craig Stevens | ... | Richard Manston | |
| Kate O'Mara | ... | Irina Tovskia | |
| Moira Redmond | ... | Ludmilla | |
| Vladek Sheybal | ... | Oleg | |
| Norman Bird | ... | John Chivers | |
| Robert Urquhart | ... | Edward Hardwick | |
| Ferdy Mayne | ... | Sutcliffe | |
| Yolande Turner | ... | Pauline | |
| Eugene Deckers | ... | Cadillet | |
| Frederick Jaeger | ... | Alex | |
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Alan Barry | ... | Williams |
| John Horsley | ... | Richards | |
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Eric Mason | ... | Castle |
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Aubrey Richards | ... | Dr. Hollis |
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James Thornhill | ... | Pieter |
| Jean Marsh | ... | Dilys | |
| Joan Benham | ... | Lady Faraday | |
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Rosemary Rogers | ... | Joan |
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Hugo De Vernier | ... | Halst |
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James Donnelly | ... | Richie |
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Bernard Davies | ... | Allen |
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Denys Peek | ... | Jan |
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Anna Willoughby | ... | Dancer |
Produced by
| Howard G. Barnes | ... | executive producer |
| Frank Bevis | ... | producer |
| William J. Gell | ... | executive producer (as William Gell) |
Music by
| Johnnie Spence | ... | (as John Spence) |
Cinematography by
| John Wilcox | ||
Editing by
| Peter Weatherley | ||
Art Direction by
| Scott MacGregor | ||
Costume Design by
| Courtenay Elliott | ||
Makeup Department
| Alex Garfath | ... | makeup artist |
| Joan White | ... | hairdresser |
Production Management
| John Southwood | ... | production manager |
Second Unit Director or Assistant Director
| Bert Batt | ... | assistant director |
| Christian Sarramia | ... | first assistant director (uncredited) |
Sound Department
| Ken Barker | ... | sound recordist |
| Bill Daniels | ... | sound recordist |
| William Trent | ... | sound editor |
| John Potter | ... | boom operator (uncredited) |
Camera and Electrical Department
| Ronnie Maasz | ... | camera operator |
| Ted Deason | ... | focus puller (uncredited) |
| Stephen Smith | ... | clapper loader (uncredited) |
Music Department
| Johnnie Spence | ... | conductor (as John Spence) |
Script and Continuity Department
| Penny Daniels | ... | continuity |
Additional Crew
| Tony Tweedale | ... | unit publicist (uncredited) |