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.
7 of 23
After her divorce from Fred Armisen, rumors abounded that the "Mad Men" star's adherence to Scientology was to blame. Moss has vehemently denied the rumors. UPI /Laura Cavanaugh
| License Photo