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Luis Mariano as Luis Mariano / Aljoscha |
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Sonja Ziemann as Sonja / Sonja Ilyanova |
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Iván Petrovich as Großherzog Feodor |
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Hans Richter as Boris |
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Paul Henckels as Pawlitsch |
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Ernst Waldow as Pjotroff |
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Irina Garden as Prinzessin Olga von Meinigen-Deinigen |
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Hanne-Lore Morell as Katja / Katja |
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Maria Sebaldt as Mascha |
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Axel Monjé as |
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Gerd Frickhöffer as Wassili |
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Edelweiß Malchin as |
| Camera | Georg Bruckbauer | Director of Photography |
| Production | Artur Brauner | Producer |
| Production | Roger Richebé | Producer |
| Sound | Friedrich Mögle | Music |
| Directing | Arthur Maria Rabenalt | Director |
| Writing | Roger Richebé | Writer |
| Directing | Max Diekhout | Assistant Director |
| Editing | Martha Dübber | Editor |
| Writing | Hans Rameau | Writer |
| Sound | Franz Lehár | Music |
