Cast
- Emil Surmann as Frank Witte, Kapellmeister
- Inge Egger as Sylvia Peters
- Aribert Wäscher as Agent Emmermann
- Ida Wüst as eine Freundin
- Rudolf Platte as Etagenkellner
- Elfe Gerhart as Manuela
- Marianne Prenzel
- Helli Servi as Fräulein Peters II
- Josef Reithofer