Commissioner François Basquier

Mrs. Olga, pawnbroker

Arlette Génod

Inspector Paulhan

Doctor Corbier

Emile Kortenwirth

Yvonne Chouquet, Courvoisier's employee

Mr. Forgeat

Mr. Mallet

Mr. Guy Couvoisier, jeweler

Georgette, maid

Mrs. Durbain, concierge

Pierrot

Mrs. Fernande, seamstress

Little Jacky

Inspector

Prison controller

Alice Tissot

Marcel, François' brother-in-law

(uncredited)