Cyclone

Cyclone is a 1978 survival horror film co-written and directed by René Cardona Jr., and starring Arthur Kennedy, Carroll Baker, Lionel Stander, Andrés García, Hugo Stiglitz, Mario Almada and Olga Karlatos. The plot follows a group of passengers from a crashed airplane who find refuge on a small tour boat in the ocean, and who eventually resort to cannibalism for survival. The film is purportedly based in part on Alfred Hitchcock's Lifeboat (1944).