Directed by
| Ronald Kinnoch | ||
Writing Credits
| Brian Clemens | ... | (screenplay) (as Tony O'Grady) and |
| Ronald Kinnoch | ... | (screenplay) |
| Brian Clemens | ... | (original story) (as Tony O'Grady) |
Cast (in credits order)
| Marshall Thompson | ... | Dr. Cliff Mitchell | |
| John Loder | ... | Maj. Anderson | |
| Henry Oscar | ... | John Manning | |
| John Stuart | ... | Dr. Warren | |
| Anne Aubrey | ... | Jill Warren (as Ann Aubrey) | |
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Magda Miller | ... | Ruth |
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Murray Kash | ... | Waldo |
| Michael Mellinger | ... | Tony Norwood | |
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Robert MacKenzie | ... | Dale (as Robert McKenzie) |
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Tom Bowman | ... | Charles |
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Peter Elliott | ... | Syms |
| Bernard Archard | ... | Inspector | |
| Stan Simmons | ... | Tomkins | |
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Robert Dorning | ... | Captain Scott |
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Shirley Thieman | ... | Shiela |
| Rest of cast listed alphabetically: | |||
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Ernest Blyth | ... | Air Commodore Whitehead (uncredited) |
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Harcourt Curaçao | ... | Barman (uncredited) |
| Victor Harrington | ... | Undercover Intelligence Agent (uncredited) | |
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Martin Lyder | ... | Member of Secret Organisation (uncredited) |
| Robert Rietty | ... | John Manning (voice) (uncredited) | |
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Terry Sartain | ... | Member of Secret Organisation (uncredited) |
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Tony Spears | ... | Hotel Guest (uncredited) |
Produced by
| Richard Gordon | ... | executive producer (uncredited) |
| Ronald Kinnoch | ... | producer |
| Charles F. Vetter | ... | executive producer (uncredited) |
Music by
| Albert Elms | ||
Cinematography by
| Geoffrey Faithfull | ... | (lighting cameraman) |
Editing by
| Peter Mayhew | ||
Production Design by
| Bill Constable | ||
Makeup Department
| George Frost | ... | makeup artist |
| Doris Pollard | ... | hairdressing |
Production Management
| George Mills | ... | production manager |
Second Unit Director or Assistant Director
| Douglas Hermes | ... | assistant director |
Art Department
| Bill Constable | ... | set designer (as William Constable) |
Sound Department
| Terence Cotter | ... | sound recordist |
| Peter Thornton | ... | dubbing editor |
Camera and Electrical Department
| Ernest Day | ... | camera operator |
| John Winbolt | ... | camera operator (as John Wimbolt) |
Costume and Wardrobe Department
| Doris Turner | ... | wardrobe |
Location Management
| Stanley Goulder | ... | location manager |
Music Department
| Albert Elms | ... | conductor |
Script and Continuity Department
| Phyllis Crocker | ... | continuity |
