Cast
- Charles Regnier as Kriminalhauptkommissar Georg Wieker
- Michael Burk as Kriminalbeamter Hubert Hutzl
- Jochen Busse as Kriminalbeamter Siebenlist
- Karl-Heinz von Hassel as Kriminalbeamter Gramm
- Rüdiger Bahr as Kriminalbeamter Richard Grimm
- Margot Mahler as Frl. Bietl
- Konrad Krauss as Kriminalbeamter Brobowski
- Ingrid Kelemen as Frl. Kretschmar
- Fritz Straßner as Kriminalhauptkommissar Rosskamp
- Carl Lange as Kriminaldirektor Beutscher