Directed by
| Frederic Zelnik | ||
Writing Credits
| E. Gatti | ... | (operetta) and |
| Béla Jenbach | ... | (operetta) |
| Rudolph Bernauer | ... | (screen story) |
| Richard Hutter | ... | (adaptation) |
| Basil Mason | ... | (script and dialogue) and |
| Neil Gow | ... | (script & dialogue) |
| Derek Neame | ... | (uncredited) |
Cast (in credits order) complete, awaiting verification
| Michael Bartlett | ... | Count Anatole de Karefi | |
| June Knight | ... | Shari de Gonda | |
| S.Z. Sakall | ... | Sandor | |
| Athene Seyler | ... | Madame Alary | |
| Richard Dolman | ... | Steffen | |
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Cameron Hall | ... | Arnim |
| Fred Emney | ... | Baron Ladislas de Gonda | |
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Paul Blake | ... | Andor |
| Jane Carr | ... | Leonie | |
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Morris Harvey | ... | Janosch |
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Robert Nainby | ... | Dr. Biro |
| Rest of cast listed alphabetically: | |||
| Madge Brindley | ... | (uncredited) | |
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Bernard Clifton | ... | (uncredited) |
| Mark Daly | ... | (uncredited) | |
| Joan Hickson | ... | Katrina (uncredited) | |
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Fewlass Llewellyn | ... | Chauffeur (uncredited) |
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Isobel Scaife | ... | (uncredited) |
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Julie Suedo | ... | (uncredited) |
| Ralph Truman | ... | Doorman (uncredited) | |
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R. Turner | ... | (uncredited) |
| Norma Varden | ... | (uncredited) | |
Produced by
| Lee Garmes | ... | producer |
| Isadore Goldsmith | ... | producer |
| Max Schach | ... | producer |
Music by
| Hans May | ||
Cinematography by
| Roy Clark | ||
| Bryan Langley | ||
Editing by
| Lynn Harrison | ||
Art Direction by
| Oscar Friedrich Werndorff | ||
Costume Design by
| Beatrice Evans | ||
Production Management
| H.C. Inglis | ... | production manager |
Second Unit Director or Assistant Director
| Peter Bolton | ... | assistant director |
Music Department
| Harry Acres | ... | musical director |
| Charles Cuvillier | ... | composer: operetta |
| Clifford Grey | ... | lyricist |
Additional Crew
| Derra De Moroda | ... | choreographer |