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 III deceased serial killer. Blatty based aspects of the Gemini Killer on the real-life Zodiac Killer, one of several serial killers who enjoyed the original "Exorcist." Blatty, who wrote the original "Exorcist" novel (1971) and the screenplay for its 1973 film adaptation, conceived "The Exorcist III" with "Exorcist" director William Friedkin attached to direct. When Friedkin left the project, Blatty adapted the script into a bestselling novel, "Legion" (1983); Morgan Creek Productions bought the film rights, with Blatty as director. To Blatty's frustration, Morgan Creek demanded extensive last-minute changes, including the addition of an exorcism sequence for the climax. Though some