| Cast overview, first billed only: |
 | Josef Meinrad | - | Stefan Gregor |
 | Lonny Kellner | - | Helga Gregpr |
 | Grethe Weiser | - | Frau Perle, Helgas Mutter |
 | Ursula Justin | - | Marion Ahrens |
 | Rudolf Platte | - | Wilhelm Michels |
 | Paul Westermeier | - | Heinrich Michels |
| Hans Olden | - | Alfred Huber |
| Bruce Low | - | Himself, Singer |
| Joseph Offenbach | - | Richter beim Scheidungsgericht |
| Hans Schwarz Jr. | - | Dr. Hans Frank, Rechtsanwalt |
| Max Walter Sieg | - | Josef, Diener |
| Kurt A. Jung | - | Gerichtsdiener |
| Ilja Glusgal | - | Kapellmeister |
| Brigitte Rau | | |
| Macky Kaspar | | |
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