Pazuzu (The Exorcist) to take complete control of her mind. However, with the aid of the priest Father Tomas and her family, Regan fights back against Pazuzu, regaining control of her mind, just as Father Tomas exorcises the demon from her body. William Peter Blatty's creations of Pazuzu and "The Exorcist" were based on a heavily reported series of 1949 events in St. Louis, Missouri concerning the possession of a 14-year-old known as "Robbie Mannheim" (or sometimes "Roland Doe"). Blatty, who was a student at Georgetown University, read about the story in Washington, D.C. newspapers and created "The Exorcist" twenty years later. In
The Exorcist into the legitimacy of Merrin's exorcism of Regan in the first film. In flashback sequences, we see Regan giving Merrin his fatal heart attack, as well as scenes from the exorcism of a young boy named Kokumo in Africa many years earlier. "The Exorcist III" appeared in 1990, written and directed by Blatty himself from his own 1983 novel "Legion". Completely ignoring the events of "Exorcist II", this book and film presented a continuation of Karras' story. Following the precedent set in "The Ninth Configuration," Blatty turned a supporting character from the first film – in this case, Kinderman —