Phantom of the Rue Morgue

When several women are found mutilated and murdered, the Paris police are baffled as to who the killer may be. All evidence points to Dupin, but soon it becomes apparent that it is someone (or something) stronger and deadlier than a human.

• 
  Roy Del Ruth

• 
  Karl Malden
  Dr. Marais
• 
  Claude Dauphin
  Insp. Bonnard
• 
  Patricia Medina
  Jeanette
• 
  Steve Forrest
  Prof. Paul Dupin
• 
  Allyn Ann McLerie
  Yvonne (as Allyn McLerie)
• 
  Anthony Caruso
  Jacques the One-Eyed
• 
  Veola Vonn
  Arlette
• 
  Dolores Dorn
  Camille
• 
  Merv Griffin
  Georges Brevert
• 
  Paul Richards
  Rene the Knife-thrower
• 
  Rolfe Sedan
  LeBon (as Rolphe Sedan)
• 
  Erin O'Brien-Moore
  Wardrobe Woman
• 
  Henry Kulky
  Maurice
• 
  Abdullah Abbas
  Show Spectator (uncredited)
• 
  Rico Alaniz
  Gendarme (uncredited)
• 
  Fred Aldrich
  Barfly (uncredited)
• 
  Monya Andre
  Show Spectator (uncredited)
• 
  Larry Arnold
  Gendarme (uncredited)
• 
  Richard Avonde
  Vendor (uncredited)
• 
  Baynes Barron
  Circus Manager (uncredited)