Cashier Maurice Legrand is married to the wretched Adele. By chance, he meets Lucienne, 'Lulu', and makes her his mistress. He thinks he has finally found love, but Lulu is a streetwalker, still in love with her pimp.
Michel Simon
Maurice Legrand
Janie Marèse
Lucienne 'Lulu' Pelletier
Georges Flamant
Andre 'Dédé' Govain
Magdeleine Bérubet
Adèle Legrand
Roger Gaillard
Adjutant Alexis Godard
Jean Gehret
Monsieur Dugodet
Lucien Mancini
Wallstein
Max Dalban
Bernard, the colleague
Romain Bouquet
Henriot, boss of hosiery
Pierre Desty
Gustave Brocheton
Jane Pierson
Philomène, concierge
Christian Argentin
Investigating judge Desrumaux
Mlle Doryans
Yvonne
Alexandre Rignault
Hector Langelard, art critic (uncredited)