Charles Denner

as M. Schwartz

as Maître Gillard

as Walter, private detective

as Lepprince

as Robert Goldman

as Bertrand Morane

as Reynald Manecca

as L'avocat

as Inspector Moissac

as Ministre des travaux public

as Jean Ravier

as David Loweinstein

as Arthur

as Simon Duroc

as Graziani

as Traveller

as Monsieur Gallois

as Manuel

as Fergus

as Claude's Father

as Récitant / Narrator (voice)

as Bob, l'amant sincère de Georgette Thomas

as Johnson

as Jacques Valin

as Soldier #1

as Henri Landru

as L'Adjoint du Commissaire Cherrier