The Exorcist (film) Siskel placed it in the top five films released that year. BBC film critic Mark Kermode believes the film to be the best film ever made, saying: "There's a theory that great films give back to you whatever it is you bring to them. It's absolutely true with The Exorcist—it reflects the anxieties of the audience. Some people think it's an outright horror-fest, but I don't. It was written by a devout Catholic who hoped it would make people think positively about the existence of God. William Peter Blatty, who wrote the book, thought that if there are demons then
The Exorcist version, retitled "", was given a small theatrical release. Blatty directed "The Ninth Configuration", a post-Vietnam War drama set in a mental institution. Released in 1980, it was based on Blatty's novel of the same name. Though it contrasts sharply with the tone of "The Exorcist," Blatty regards "Configuration" as its true sequel. The lead character is the astronaut from Chris' party, Lt. Cutshaw. A made-for-television film, "Possessed" (based on the book of the same name by Thomas B. Allen), was broadcast on Showtime on October 22, 2000, directed by Steven E. de Souza and written by de Souza and