The Exorcist was made into the movie "The Exorcist III" in 1990. Like "The Exorcist", it involves demonic possession. The book was the focus of a court case over its exclusion from "The New York Times" Best Seller list. Blatty based aspects of the Gemini Killer on the real-life Zodiac Killer, who, in a January 1974 letter to the "San Francisco Chronicle", had praised the original "Exorcist" film as "the best satirical comedy that I have ever seen". The Exorcist is a 1973 American supernatural horror film directed by William Friedkin, adapted by William Peter Blatty from his 1971 novel of the
The Exorcist (novel) Cemetery Dance published a special omnibus edition of "The Exorcist" and its sequel "Legion", signed by Blatty (). A limited edition of 750 copies (with an additional 52 leatherbound copies), it is now out of print. On September 27, 2011, "The Exorcist" was re-released as a 40th Anniversary Edition in paperback, hardcover and audiobook editions with differing cover artwork. This new, updated edition featured and revised material, as Blatty writes: "The 40th Anniversary Edition of The Exorcist will have a touch of new material in it as part of an all-around polish of the dialogue and prose. It also features