Your Vice Is a Locked Room and Only I Have the Key - Full Cast & Crew

• 1972
• 1 hr 37 mins
• Drama, Horror, Suspense

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As a string of violent murders plagues the town, a lecherous writer, Oliviero, is visited by his young, beautiful, and self-confident niece, Floriana. A silver-haired stranger observes. More women die, and thoughts of harming his wife give Oliviero new inspiration. What’s Floriana’s game and who’s the observant stranger? Watching all is a black cat named Satan