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
Exorcist II: The Heretic turkey." Steven Scheuer wrote, "This may be the worst sequel in the history of film." Gene Siskel of the "Chicago Tribune" gave the film zero stars out of four and declared it "the worst major motion picture I've seen in almost eight years on the job." Danny Peary dismissed "Exorcist II" as "absurd." In his 1984 book "The Hollywood Hall of Shame", Michael Medved called the film "a thoroughly wretched piece of work," and added, "Richard Burton is a laugh a minute." Edward Margulies called the film a "calamitious, head-scratching, sequel..a rollicking mess" and wondered "whatever possessed them?" "The Blockbuster