Writers: Mario Bava, Giuseppe Zaccariello, Filippo Ottoni
Release date: 03 May 1972
Countries: Italy
Languages: Italian
Runtime: 84 min
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Storyline: Following the murder of Countess Federica Donati (Isa Miranda), an heiress possessing a beautiful piece of beachfront property, members of her family and the surrounding community engage in a killing spree, each with his own secret agenda. In addition to the string of creative murders, a group of hippies arrive on the premises, engage in promiscuous sex and find themselves dying one by one in this cult classic that's considered to be the original slasher film.