Why Famous: William Peter Blatty is known for the novel and Academy Award-winning screenplay of "The Exorcist".
- 1975-07-20 "The Exorcist" writer William Peter Blatty (47) weds tennis player Linda Tuero (24) in Las Vegas
- 1973-12-26 Horror film "The Exorcist" based on book and screenplay by William Peter Blatty, starring Linda Blair, rated X, premieres - 1st horror film to be nominated for Best Picture
- 1974-01-26 31st Golden Globes: "The Exorcist", Al Pacino, & Marsha Mason win
- 1990-08-17 "Exorcist 3" film written and directed by William Peter Blatty, premieres