which movie was the only horror film nominated for the best film oscar
Adventure Horror/Thriller Films The Exorcist (1973) was the only true horror film to be nominated for Best Picture in Academy Award history-until 1991. Only one true 'horror' film has won Best Picture, The Silence of the Lambs (1991), although it has also been classified as a thriller.
The 1991 film, The Silence of the Lambs swept the Bests: Best Picture, Best Actor (Anthony Hopkins), Best Actress (Jodie Foster), Best Director (Jonathan Demme), and Best Writing (Ted Tally). To date (June 2009), the last horror film to be nominated for Best Picture was The Sixth Sense in 2000.