Many people keep secrets, especially from childhood, but Ronald Edwin Hunkeler's was unique. He was the boy that inspired the novel The Exorcist, written by William Peter Blatty, and released as a film in 1973.
In order to protect his identity the teenage boy was referred to as "Robbie Mannheim" or "Roland Doe" by the Jesuit priests who exorcised him. A handful of lay people knew the real name of the boy who endured a series of exorcisms in 1949.
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