A zombie is found aboard a boat off the New York coast which belongs to a famous scientist. Peter West, a journalist, travels to the Antilles with Ann, the daughter of the scientist. On the way, they meet with with Brian, an ethnologist, and Susan. When they arrive at Matul Island, they find Dr. Menard, and discover a terrifying disease which is turning the islanders into horrifying zombies which devour human flesh and seem indestructible....