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Käthe Dorsch as Marie Müller |
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Anne-Marie Blanc as Betty Langen, die Tochter |
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Hans Holt as Franz |
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Curd Jürgens as Dr. Kurt Walla |
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Gustav Waldau as Großvater |
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Hugo Gottschlich as Bumbalek |
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Alfred Neugebauer as Direktor der Musikhochschule |
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Helene Lauterböck as Frau Prof. Langen |
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Benno Smytt as Prof. Langen |
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Theodor Grieg as Fries |
| Directing | Walter Firner | Director |
| Writing | Walter Firner | Writer |
| Camera | Günther Anders | Director of Photography |
| Sound | Peter Wehle | Music |
| Production | Willi Forst | Producer |