premise: The screenplay for Natural Born Killers was heavily revised by writer and director Oliver Stone.
hypothesis: Natural Born Killers is a 1994 American satirical crime film directed by Oliver Stone and starring Woody Harrelson , Juliette Lewis , Robert Downey Jr. , Tom Sizemore , and Tommy Lee Jones . The film is based on an original screenplay by Quentin Tarantino that was heavily revised by writer David Veloz , associate producer Richard Rutowski , and director Stone ; Tarantino received story credit . William Oliver Stone ' ( born September 15 , 1946 ) is an American screenwriter , film director , and producer .