

A wealthy playboy gathers a group of bourgeois friends at his isolated beach house for a weekend of relaxation. When bodies start pilling up, they realize they’re trapped with a killer in their midst, sending them in a frenzy to figure out who amongst them is killing the others before they are killed next.
Cinematography
Psychedelic lighting that makes murder look like high fashion.
Costume
Edwige Fenech's wardrobe deserves its own credit.
Direction
Bava elevating Agatha Christie into fever dream territory.

Director
Mario Bava
Trivia, insights & behind the scenes
Bava famously disowned this film, calling it his worst—yet its relentless style influenced decades of slasher cinema.
The 'island' is actually a resort near Rome; Bava shot around construction equipment to maintain the isolated illusion.
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