Jean Debucourt

Inspector Chambon

Michel Simon

Doctor Michel Ancelin

Jany Holt

Madeleine Bodin

Ariane Murator

Madame Bastard, mother of the sick girl

Georges Brehat

Aubignac

Robert Dalban

Gustave, boss of the café

Jean Wall

Doctor Dumont

Henri Charrett

Inspector Noël

Pierre Juvenet

Gillois, notary

François Joux

Lieutenant Louvet

Charles Vissières

Antique dealer

Jean Brunel

Rifardont

André Darnay

Maître Corneau

Emile Chopitel

Tournier

Christiane Delacroix

Gustave's wife

Max Tréjean

Jean Sylvère

Friend of Doctor Ancelin (uncredited)