Your Vice Is a Locked Room and Only I Have the Key

Oliviero is a drunk, burned-out writer who amuses himself by hosting orgies at his grand country manor and humiliating his wife Irina. When a number of women are murdered in grisly fashion, Oliviero becomes a prime suspect.

• 
  Sergio Martino
• 
  Vittorio Caronia

• 
  Edwige Fenech
  Floriana
• 
  Anita Strindberg
  Irina Rouvigny
• 
  Luigi Pistilli
  Oliviero Rouvigny
• 
  Ivan Rassimov
  Walter
• 
  Angela La Vorgna
  Brenda
• 
  Enrica Bonaccorti
  Hooker
• 
  Daniela Giordano
  Fausta
• 
  Ermelinda De Felice
  Bordello Owner
• 
  Marco Mariani
  Bookseller
• 
  Nerina Montagnani
  Mrs. Molinar
• 
  Carla Mancini
• 
  Bruno Boschetti
• 
  Franco Nebbia
  Inspector
• 
  Riccardo Salvino
  Dario
• 
  Dalila Di Lazzaro
  Stripper
• 
  Leslie Daniels
  Inspector (voice)
• 
  Andy Luotto
  Horndog (voice)
• 
  Edward Mannix
  Oliviero (voice)
• 
  Susan Spafford
  Irina (voice)
• 
  Frank von Kuegelgen
  Dario (voice)