- Jim Gérald - The bank employee
- René Hell - A mobster
- René Lacourt - Antoine
- Charles Lemontier - Sanzun
- Gustave Libeau - The Brussels stockbroker
- Julien Maffre - The officer at the police station
- Mag-Avril - Someone crazy
- Franck Maurice - An agent
- Félix Oudart - The director of the company
- Félix Paquet - The subway man
- Jean Parédès - Ernest Michaux
- Georges Paulais - Pélot
- Marguerite Pierry - Madame Marcel, the madwoman
- Paul Raysse - A mobster
- Marcelle Rexiane - Someone crazy
- Émile Ronet - The auctioneer
- Jane Sourza - The aunt
- Madeleine Suffel - Someone crazy
- Jean Témerson - Torchard, Pluchet's deputy
- Yvonne Yma - A nurse
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Jean Loubignac
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