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.
as Cécile
as Louise Heller
as Docteur Dauvel-Juste
as Commissaire Hyacinthe
as Ludovic
as M. Thiais
as De Thomaz
as Mme de Lanier
as Lecartier
as Mme Chapuis
as Nick Jumeau
as Stadler
as Moncey
as Inspector Vignolles
as Jeuniot
as Marthe Belair
as Bonvallet
as Olympe de Stadler
as Prefect
as Inspector Poignant
as Madame Barbe
as Malmandier
as Pierre
as Jacqueline
as Achille Terrigny
as Elise Bonvallet
as Inspector Wens
as (uncredited)
as (uncredited)
as (uncredited)
as Madame Moncey (uncredited)
as (uncredited)