A mysterious figure signing himself "The Ferret" keeps sending letters to the police, tipping them off about murders that are to be committed around Paris. Among those caught up in the police manhunt is a fraudulent clairvoyant.
Cast:
Jany Holt, Colette Darfeuil, Pierre Renoir, Jacques Baumer, Jean-Jacques Delbo
Cécile
Louise Heller
Doctor Dauvel-Juste
Commissioner Hyacinthe
Ludovic
Mr. Thiais
De Thomaz
Mrs. de Lanier
Lecartier
Mrs. Chapuis
Nick Jumeau
Stadler
Moncey
Inspector Vignolles
Jeuniot
Marthe Belair
