The real story behind ‘The Exorcist’: Q&A with Henry Ansgar Kelly
Turning 50 this year — and looking not a day over diabolical — “The Exorcist” is one of the most influential, critically acclaimed and financially successful horror films of all time. (Based on a 1971 novel, the film even inspired a 2023 sequel, as well as some silly questions.) While its sensationalized depiction of demonic possession has all but defined this type of narrative in the popular imagination, the material itself is loosely based on a real-life case from 1949, where Father William Bowdern performed a series of exorcisms on a 14-year-old boy. “I was the only one to whom he…