snuff film

pornographic film in which one of the actors is murdered during or after a sadistic sexual act

A snuff film, or snuff movie, depicts the actual killing of a human being - a human sacrifice (without the aid of special effects or other trickery) perpetrated for the medium of film for the purpose of entertainment.
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Snuff is a 1976 splatter film most notorious for being marketed as if it were an actual snuff film.The film started out as a low-budget gore film titled Slaughter which was written and directed by the husband-and-wife grindhouse filmmaking team of Michael Findlay and Roberta Findlay. Filmed in Argentina in 1971 it depicted the actions of a Manson-esque murder cult. The film went unreleased for several years, though after the controversy that erupted when it was released in 1976, people claimed to have seen it before.
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