Cast
L'inspecteur Maigret
Berthe
Mascouvin
Lucas
Louis Dubief, who poses as Arno de Bédarieu
Maître Laignan
Le Cloaguen
Le grand patron
Amadieu
Le docteur Pierre
La soeur de Le Cloaguen
Madame Le CloaguenLe petit employé, not listed in credits not listed in credits not listed in credits not listed in credits 
Le clerc, not listed in creditsLe coursier, not listed in credits not listed in creditsа Jacques, not listed in credits Madame Cognet, not listed in creditsа Le peintre, not listed in credits not listed in credits not listed in creditsа not listed in credits not listed in credits 
Marie, a bonne, not listed in creditsаUn inspecteur, not listed in credits Le garçon du buffet, not listed in credits Madame Bertaud, not listed in creditsа La patronne de l'hôtel, not listed in creditsа Bouffartigues, not listed in credits Eliane, not listed in creditsа La concierge de Jeanne Dumont, not listed in creditsа Producers
продюсер, not listed in credits 
