Pierre Brasseur
Professor Génessier
Acting
Alida Valli
Louise
Acting
Édith Scob
Christiane Génessier, daughter of the professor
Acting
Juliette Mayniel
Edna Gruber
Acting
Alexandre Rignault
Inspector Parot
Acting
Béatrice Altariba
Paulette Mérodon
Acting
Charles Blavette
Man from the Pond
Acting
Michel Etcheverry
Doctor Lherminier, forensic surgeon
Acting
Claude Brasseur
Police inspector
Acting
Yvette Etiévant
Mother of the little sick man
Acting
René Génin
Emile Tessot
Acting
Lucien Hubert
Man at the funeral
Acting
Marcel Pérès
Man at the funeral
Acting
François Guérin
Doctor Jacques Vernon
Acting
Brigitte Juslin
Juliette (uncredited)
Acting