Monsieur La Souris

Monsieur La Souris is a 1942 French mystery crime film directed by Georges Lacombe and starring Raimu, Aimé Clariond and Micheline Francey. It is based on the 1938 novel of the same title by Georges Simenon. The film's sets were designed by the art director Jacques Krauss. The novel was later adapted into the 1950 British film Midnight Episode.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.

Poster © the film's rights holders.