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

Sergio Martino-directed Italian horror about a burned out, abusive writer named Oliviero, living with his wife, Irina, and a mysterious black cat named Satan, at their crumbling Venetian estate. When his mistress is murdered, police suspect Oliviero, and things get even more complicated when his niece Floriana pays an unexpected visit. Stars Luigi Pistilli (A Few Dollars More), Anita Strindberg (Case of the Scorpion's Tail), and Edwige Fenech (Strip Nude for Your Killer).

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