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