Sci-fi writer L. Ron Hubbard parlayed his 1950s self-help system, Dianetics, into a worldwide religion called Scientology. Here's a look at some of the church's famous followers.
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"Mad Men" actress Elisabeth Moss was born to Scientologist parents. It was rumored that she and "Saturday Night Live" star Fred Armisen ended their eight-month marriage in 2010 because of her devotion to Scientology.