With Janet Reitman's new book "Inside Scientology: The Story of America's Most Secretive Religion," building up steam, take a look at some of the most well-known, and most surprising, celebrity Scientologists.
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The late singer reportedly quit his role as Chef on "South Park" over objections to the show's treatment of Scientology, of which Hayes was a member. (UPI Photo/Ezio Petersen)
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