Ev, her husband Harold and their lawyer friend Martin, are skindiving while on vacation in Puerto Rico. When they resurface, they gradually conclude that an unexplained, temporary interruption of oxygen has killed everyone on the island - maybe in the world! Directed by: Roger Corman Produced by: Roger Corman, Charles Hannawalt Starring: Betsy Jones-Moreland, Antony Carbone, Robert Towne This movie is in the Public Domain. Less