While still behind bars, a crook manages several schemes including one that almost gets his penniless young lawyer into trouble.The crook's mistress, married to a rich man, then becomes attracted to the lawyer.
| Actor | Role |
|---|---|
 Fernand GraveyAntonin Rose | Antonin Rose |
 Edwige FeuillèreLady Helena Scarlett | Lady Helena Scarlett |
 Louis JouvetAchille Durin / Mr. Flow | Achille Durin / Mr. Flow |
 Vladimir SokoloffMerlow | Merlow |
| TTsugundo MakiMaki | Maki |
 Victor VinaGarber | Garber |
 Léon ArvelLe président | Le président |
 Jean PérierLord Philippe Scarlett | Lord Philippe Scarlett |
 Jean WallPierre | Pierre |
 Philippe RichardLe procureur | Le procureur |
| YYves GladineUn inspecteur | Un inspecteur |
 Mila ParélyMarceline | Marceline |
 Jim GéraldLe Cubain | Le Cubain |