Regan MacNeil Regan MacNeil Regan Teresa MacNeil (born November 11, 1961; adaptations: c. September 1963) is a fictional character from William Peter Blatty's horror novel and film adaptation "The Exorcist" as a supporting character and its first sequel, "" and the sequel television series, "The Exorcist", as one of the main protagonists in season one. In both films, she was portrayed by Linda Blair and in the television series, she was played by Geena Davis. Regan MacNeil is a 12-year-old girl and the daughter of actress Chris MacNeil. Regan is caught between her mother's grueling working schedule and the fact that her
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