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Willi Forst as Jimmy Bolt, ein unberühmter Jazzsänger |
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Fee Malten as Mady Smith |
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Oskar Karlweis as Flooch - Impressario |
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Paul Otto as Maxim Merblanc, ein berühmter Jazzsänger |
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Aenne Goerling as Varieté-Direktorin, genannt 'der Lindwurm' |
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Ernö Verebes as Alfonso di Bei Juanos, Tangokapellmeister |
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Paul Vincenti as Mac Lioth, Jazzkapellmeister |
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Mathilde Sussin as Pensionatvorsteherin |
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Edith Hermann-Röder as Tänzerin |
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Tibor von Halmay as Tänzer |
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Lewis Ruth as Kapellmeister |
| Directing | Géza von Bolváry | Director |
| Writing | Walter Reisch | Writer |
| Camera | Willy Goldberger | Director of Photography |
| Sound | Robert Stolz | Music |
| Sound | Robert Stolz | Music Director |
| Sound | Guido Bagier | Sound Supervisor |
| Art | Robert Neppach | Production Design |
| Art | Erwin Scharf | Art Department Manager |
| Sound | Lewis Ruth | Orchestrator |
| Sound | Fritz Seeger | Sound |
| Directing | Josef von Báky | Assistant Director |
| Sound | Andrew Marton | Sound Editor |
