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Mary Ellis as Melitza Hjos |
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Otto Kruger as King Stefan |
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Victor Jory as Baron Lyadeff |
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Barry MacKay as Anthony Allan |
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Trefor Jones as Lorenti |
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Maire O'Neill as Phoebe |
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Anthony Holles as Maestro |
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Charles Carson as Otto |
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Felix Aylmer as Diplomat |
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Finlay Currie as Angus MacKintosh |
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Jeanne Carpenter as Undetermined Role (uncredited) |
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Raymond Lovell as Ship's Officer (uncredited) |
| Camera | Fritz Arno Wagner | Director of Photography |
| Directing | Brian Desmond Hurst | Director |
| Production | Walter C. Mycroft | Producer |
| Editing | Flora Newton | Editor |
| Writing | Ivor Novello | Theatre Play |
| Writing | Dudley Leslie | Adaptation |
| Writing | Hugh Brooke | Adaptation |
| Writing | William Freshman | Adaptation |
