Exorcism of Roland Doe
series of exorcisms on an anonymous boy

In the late 1940s, in the United States, priests of the Catholic Church performed a series of exorcisms on an anonymous boy, documented under the pseudonym "Roland Doe" or "Robbie Mannheim". The 14-year-old boy was a victim of alleged demonic possession, and the events were recorded by the attending priest, Raymond J. Bishop. Subsequent supernatural claims surrounding the events were used as elements in William Peter Blatty's 1971 novel The Exorcist. In December 2021, The Skeptical Inquirer reported the true identity of Roland Doe/Robbie Mannheim as Ronald Edwin Hunkeler (June 1, 1935 – May 10, 2020).
Origin of claims
In mid-1949, several newspaper articles printed anonymous reports of an alleged possession and exorcism. The source for these reports is thought to be the family's former pastor, Luther Miles Schulze. According to one account, a total of "forty-eight people witnessed this exorcism, nine of them Jesuits."
According to author Thomas B. Allen, Jesuit priest Father Walter H. Halloran was one of the last surviving eyewitnesses of the events and participated in the exorcism. Allen wrote that a diary kept by attending priest Father Raymond J. Bishop detailed the exorcism performed on the pseudonymously identified "Roland Doe" aka "Robbie". Speaking in 2013, Allen "emphasized that definitive proof that the boy known only as 'Robbie' was possessed by malevolent spirits is unattainable." According to Allen, Halloran also "expressed his skepticism about potential paranormal events before his death." When asked in an interview to make a statement verifying that the boy had actually been demonically possessed, Halloran responded saying, "No, I can't go on record. I never made an absolute statement about the things because I didn't feel I was qualified."
Early life
Roland was born into a German Lutheran family in 1935.
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