Victor Garrivier

as Marcaillou

as Vieux gardien

as le grand-père

as Director of the Foundation

as The hospital doctor (uncredited)

as Marcellin

as The Doctor

as Félix Gerbier

as Criminal prosecutor

as le père de Nina

as Professor Bronstein

as Le voisin 1

as Fauconnier

as Marcouty

as Félix

as Roger Piot

as Jean de Longwy

as Roger Pontmain

as Louis Pedretti

as M. Touzin, enseignant mécanique

as Félix

as Félix

as Paulin Labarthe