导演 Maurice Tourneur

Le commissaire Maigret Albert Préjean

Cécile Santa Relli

Madame Boynet Germaine Kerjean

Madame Petitot, la concierge Luce Fabiole

Nouchi Liliane Maigné

Lucas (as Gabriello) André Gabriello

Dandurand 让·布罗沙尔

Machepied Yves Deniaud

Gérard Pardon André Reybaz

Dr. Pierre Marcel Carpentier

Le directeur de la P.J. Marcel André

Le juge d'instruction (as Henri Bonvalet) Henry Bonvallet

Monfils Charles Blavette

Hélène Pardon (uncredited) France Asselin

Monsieur Louis (uncredited) Paul Barge

Monsieur Paul (uncredited) Jacques Beauvais

Un inspecteur (uncredited) Fernand Blot

Léopold (uncredited) Charles Camus

Voyageur dans le métro (uncredited) 让·克拉里厄

(uncredited) Marius David

L'amie de la concierge (uncredited) Charlotte Ecard

Un gendarme (uncredited) Pierre Ferval

Le serrurier (uncredited) Eugène Frouhins

Le médecin (uncredited) Gustave Gallet

La femme au tandem (uncredited) Alice Gosset

L'homme au tandem (uncredited) Georges Gosset

Le raccommodeur de faïence (uncredited) Charles Lavialle

Le garçon d'étage (uncredited) Jean Martin

Le chauffeur de taxi (uncredited) Marcel Melrac

Une amie de Madame Petiot (uncredited) Geneviève Morel

La femme de ménage (uncredited) Julienne Paroli

Un complice de Dandurand (uncredited) Marcel Raine

Un inspecteur (uncredited) Maurice Salabert

Un inspecteur (uncredited) Henri Vilbert