Directed by
| Lance Comfort | ||
| Victor Hanbury | ||
Writing Credits
| Patrick Kirwan | ... | (story) |
| Wolfgang Wilhelm | ... | (screenplay) and |
| Jack Whittingham | ... | (screenplay) |
Cast (in credits order)
| Eric Portman | ... | Arthur Lawrence | |
| Ann Dvorak | ... | Joan Grahame | |
| Karel Stepanek | ... | Franz von Brinkman | |
| Ronald Ward | ... | Rupert Chessman | |
| Ronald Adam | ... | George Merrick | |
| Felix Aylmer | ... | Sir Alfred Horton | |
| Brefni O'Rorke | ... | Security Officer | |
| A.E. Matthews | ... | Sir Thomas Leighton | |
| Ivor Barnard | ... | Henry Waud | |
| David Peel | ... | Lt. Peter Leighton | |
| Charles Victor | ... | Petty Officer Flanagan | |
| George Merritt | ... | Works Manager | |
| Marjorie Rhodes | ... | Mrs. Pickles | |
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John Ruddock | ... | Jim |
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Frederick Cooper | ... | Gösta |
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Lily Kann | ... | Karin Möller (as Lilly Kann) |
| Richard George | ... | Admiral of Operations | |
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James Pirrie | ... | Reporter |
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Doyley John | ... | Lt. Commander (as D'oyley John) |
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Norman Whitcomb | ... | Brinkmann's Secretary |
| Rest of cast listed alphabetically: | |||
| Ian Fleming | ... | (uncredited) | |
| Hay Petrie | ... | (uncredited) | |
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Anthony Shaw | ... | Lisbon Attaché (uncredited) |
| George Woodbridge | ... | (uncredited) | |
Produced by
| William Sistrom | ... | producer |
Music by
| William Alwyn | ||
Cinematography by
| Guy Green | ||
Editing by
| Edward B. Jarvis | ... | (as E. Jarvis) |
Art Direction by
| William C. Andrews | ... | (as W.C. Andrews) |
Makeup Department
| Tony Sforzini | ... | makeup artist |
Second Unit Director or Assistant Director
| Frank Bevis | ... | assistant director |
Sound Department
| John Dennis | ... | sound recordist |
| Harry Miller | ... | sound effects editor (uncredited) |
Camera and Electrical Department
| Jack Hildyard | ... | camera operator (uncredited) |
Music Department
| London Symphony Orchestra | ... | music performed by |
| Muir Mathieson | ... | conductor |
