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Liane Haid as Sonja, die Cousine aus Warschau |
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Tala Birell as Lucienne |
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S.Z. Sakall as Burel, Luciennes Gatte |
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Paul Kemp as Der Nachbar |
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Leo Peukert as Arzt |
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Hugo Fischer-Köppe as Sonjas Chauffeur |
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Károly Huszár as Tobby |
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Fritz Schulz as Fred Carteret |
| Directing | Carl Boese | Director |
| Camera | Curt Courant | Director of Photography |
| Production | William A. Szekeley | Producer |
| Writing | Franz Schulz | Writer |
| Production | Arnold Pressburger | Producer |
| Sound | Artur Guttmann | Original Music Composer |
| Art | Julius von Borsody | Production Design |
| Writing | Károly Nóti | Writer |
| Writing | Louis Verneuil | Theatre Play |
