The Exorcist (film series) search for the missing footage is "ongoing". An upcoming book titled "The Evolution Of William Peter Blatty's The Exorcist III: From Concept To Novel To Screen" by author Erik Kristopher Myers will reveal the whole story behind the film's development, and publish never-before-seen images, the original script, studio notes, various drafts of the story as it has evolved, and interviews with Blatty, Brad Dourif, Mark Kermode, John Carpenter, and many others associated with the film. Myers in an interview said that "The Exorcist III" "has sort of turned into horror genre’s equivalent to Orson Welles' "The Magnificent Ambersons", in that
The Exorcist into the chief protagonist. Though the characters of Karras and Kinderman were acquainted during the murder investigation in "The Exorcist" and Kinderman expressed fondness for Karras, in "Exorcist III" Blatty has Kinderman remembering Karras as his "best friend". Jason Miller reprised his Academy Award-nominated role in "The Exorcist" for this film. Because of the studio's dissatisfaction with Schrader's version of the prequel (see "Dominion: Prequel to the Exorcist"), Renny Harlin was then hired as director to retool the movie. Harlin reused some of Schrader's footage but shot mostly new material to create a more conventional horror film. Harlin's new version