The Exorcist (novel) The Exorcist (novel) The Exorcist is a 1971 horror novel by American writer William Peter Blatty. The book details the demonic possession of twelve-year-old Regan MacNeil, the daughter of a famous actress, and the two priests who attempt to exorcise the demon. Published by Harper & Row, the novel was the basis of a highly successful film adaption released two years later, whose screenplay was also written and produced by Blatty, and part of "The Exorcist" franchise. The novel was inspired by a 1949 case of demonic possession and exorcism that Blatty heard about while he was a student in
Jeremy Davies (exorcist) conducting exorcisms ever since. In 1993, he co-founded, along with Father Gabriele Amorth and four others, the International Association of Exorcists which now has hundreds of members worldwide. His book, "Exorcism: Understanding Exorcism in Scripture and Practice" was published in 2008 by the Catholic Truth Society. In the book, he warns against the New Age, the occult, promiscuity, homosexuality and pornography saying that involvement in these things can lead to dire spiritual consequences. Jeremy Davies (exorcist) Father Jeremy Davies (born 1935) is an English Roman Catholic priest and a former physician. He is a leading exorcist and was co-founder of