"Martial, Colette 's husband, is madly jealous. One day, he catches his wife writing a letter and he does want to know what this message contains, to no avail."
Robert Lamoureux
as Martial Simonet
Geneviève Page
as Colette Simonet
Jean-Marc Thibault
as Gaston
Paul Bonifas
as Honoré, the father-in-law
Rosy Varte
as Madame Pépin, the concierge
Sophie Mallet
as Hortense, the maid
Jacques Hilling
as Monsieur Pépin, the cop
Stéphane Henri
as
Georges Wilson
as A tenant
Germaine de France
as Madame Gallot, the old tenant
Claude Castaing
as The gallant gentleman
Solange Certain
as Henriette
Pierre Dux
as Monsieur Lesage
Mary Marquet
as Laurence, the mother-in-law
Jean Berton
as The inspector (uncredited)
Teddy Bilis
as The flirt in the street (uncredited)
Maurice Chevit
as The cafe owner (uncredited)
Henri Coutet
as A tenant (uncredited)
Marcelle Féry
as The old lady (uncredited)
Lud Germain
as The black (uncredited)
Grégoire Gromoff
as (uncredited)
Lucien Guervil
Denise Kerny
as A lady (uncredited)
Michel Lemoine
as The painter (uncredited)
Geneviève Morel
as The fat lady (uncredited)
Frédéric Moriss
as The old gentleman (uncredited)
Guy Piérauld
Edmond Tamiz
Jimmy Urbain
Paul Villé
as The driver (uncredited)
Alex Joffé
Director