Cannibal Ferox released on 1981-04-24. And it was directed by Umberto Lenzi with the participation of many stars like Giovanni Lombardo Radice, Lorraine De Selle and Danilo Mattei. The film begins in New York City. A man buys heroin from his dealer, Mike. The man meets two mobsters who are also looking for Mike, because he owes them $100,000. The mobsters shoot the man and leave him for dead.