Albert Préjean
Maigret
Juliette Faber
Berthe
Jean Tissier
Mascouvin
André Gabriello
Lucas
Noël Roquevert
Louis Dubief
Guillaume de Sax
Maître Laignan
Édouard Delmont
Le Cloaguen
Antoine Balpêtré
Le grand patron
Henri Vilbert
Amadieu
Pierre Palau
Le docteur Pierre
Gabrielle Fontan
La soeur de Le Cloaguen
Colette Régis
Madame Le Cloaguen
Jean-Marie Boyer
Le petit employé (uncredited)
Albert Brouett
(uncredited)
Henri Charrett
(uncredited)
Raymond Dardelin
(uncredited)
Jean Dasté
Le clerc (uncredited)
Jean Daurand
Le coursier (uncredited)
France Delahalle
(uncredited)
Jacques Denoël
Jacques (uncredited)
Marguerite Ducouret
Madame Cognet (uncredited)
Marcel Duhamel
Le peintre (uncredited)
Pierre Ferval
(uncredited)
Fabienne Fortaire
(uncredited)
Édouard Francomme
(uncredited)
Georges Gosset
(uncredited)
Héléna Manson
Marie, la bonne (uncredited)
Maurice Marceau
Un inspecteur (uncredited)
Frédéric Mariotti
Le garçon du buffet (uncredited)
Maximilienne
Madame Bertaud (uncredited)
Marcelle Rexiane
La patronne de l'hôtel (uncredited)
André Varennes
Bouffartigues (uncredited)
Huguette Vivier
Eliane (uncredited)
Janine Viénot
La concierge de Jeanne Dumont (uncredited)
