Jean Gabin as Joseph, Hugues Guillaume Boutier-Blainville dit : Archimède

Darry Cowl as Arsène, un clochard

Bernard Blier as M. Pichon, nouveau patron du café

Julien Carette as Félix, le clochard aux chiens

Dora Doll as Mme Lucette Pichon

Paul Frankeur as M. Grégoire, l'ancien patron

Gaby Basset as Mme Grégoire

Jacqueline Maillan as Mme Marjorie

Sacha Briquet as Jean-Loup, l'Anglais

Noël Roquevert as Le commandant Brossard, à la retraite

Guy Decomble as Le chef de station de la R.A.T.P.

Philippe Mareuil as Le client mécontent au restaurant (uncredited)