* 1928

Horrormeister who successfully adapted his demonic novel The Exorcist for the screen in 1973. Blatty made his regisseurial debut with another adaptation of one of his own books, The Ninth Configuration (1979); he also directed THE EXORCIST III (1990)

1963   THE MAN FROM THE DINER'S CLUB           story

1964   A SHOT IN THE DARK                                      screenwriter

1965   JOHN GOLDFARB, PLEASE COME HOME               screenwriter

1966   PROMISE HER ANYTHING                                 story

1966   WHAT DID YOU DO IN THE WAR, DADDY?           screenwriter

1967   GUNN                                                           screenwriter

1969   THE GREAT BANK ROBBERY                              screenwriter

1970   DARLING LILI                                                 screenwriter

1973   THE EXORCIST                                     producer, screenwriter

1977   EXORCIST II: THE HERETIC        novelist— based on the characters from his novel    

1980   THE NINTH CONFIGURATION/TWINKLE, TWINKLE, KILLER KANE  producer, regisseur, screenwriter

1990   THE EXORCIST III/WILLIAM PETER BLATTY'S THE EXORCIST III   screenwriter— from novel Legion

1990   THE EXORCIST III/WILLIAM PETER BLATTY'S THE EXORCIST III         regisseur