Raymond Souplex

as Le docteur Belhomme

as 'La Hurlette'

as Blaise Annequin

as Jean-Paul

as M. Paul

as M. Arsène Marval, le chanteur âgé

as Sosthène

as Le commissaire Basquier

as Commissaire Lambert

as Auctioneer

as Self

as Commissioner Muller

as Étienne Ledru, commissaire de police

as L'inspecteur Henri Grandin

as Inspecteur principal Bourrel / Commissaire Bourrel