Picpus is a street and a subway stop where a number of murders have been committed. Maigret tries to find the killer.
Albert Préjean
as Maigret
Juliette Faber
as Berthe
Jean Tissier
as Mascouvin
André Gabriello
as Lucas
Noël Roquevert
as Louis Dubief
Guillaume de Sax
as Maître Laignan
Édouard Delmont
as Le Cloaguen
Antoine Balpêtré
as Le grand patron
Henri Vilbert
as Amadieu
Pierre Palau
as Le docteur Pierre
Gabrielle Fontan
as La soeur de Le Cloaguen
Colette Régis
as Madame Le Cloaguen
