The "Cape Fear" actress credits a Scientology rehab program for her sobriety. UPI/Phil McCarten | License Photo

The FOX News darling and host of "On the Record with Greta Van Susteren" is an active and donating member of the Church. Of note: her sister is forensic psychiatrist Lise Van Susteren -- probably weird considering Scientology's objections to psychiatry. (UPI Photo/Rick Steele) | License Photo

Alley reportedly joined Scientology after a Scientology treatment program helped her end her dependence on cocaine. UPI/John Angelillo | License Photo

The "My Name is Earl" star joined Scientology before becoming an actor. Rumor has it his involvement broke up his marriage to Carmen Llywelyn. (UPI Photo/Laura Cavanaugh) | License Photo

Actress Leah Remini, best known for her role in "King of Queens", has been a long time Scientologist. Remini has also been known to send pamphlets promoting the religion to fans who write to her. | License Photo

The "Dharma and Greg" actress is an outspoken member of the Church, and has staunchly defended it in mainstream media. (UPI Photo/Jim Ruymen) | License Photo

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

Singer-songwriter Beck was raised around Scientology, but only went public with the faith in a 2005 interview. (UPI Photo/Rune Hellestad) | License Photo

A Singer-turned-Congressman, the late Sonny Bono publicly described his religion as Roman Catholic, but attended Scientology courses with his wife, Mary. rw/file photo UPI | License Photo

The couple claims that Scientology therapy sessions keep their marriage together. UPI/Jim Ruymen | License Photo

Chick Corea first encountered "Dianetics" in 1968, and maintained a relationship with Ron L. Hubbard up until Hubbard's death in 1986, mentioning the founder of Scientology in the "special thanks" notes in his later albums. Corea credits Scientology with a strong influence on his work since his introduction. (UPI Photo/Phil McCarten) | License Photo

The voice of Bart Simpson has donated millions to the church since joining in 1989. In 2009, she donated Bart's voice to a robocall promoting a Scientology event in Los Angeles. (UPI Photo/Jim Ruymen) | License Photo

Perhaps the most famous Scientologist of all, Tom Cruise, is a media magnet advocate for the Church. His latest wife, Katie Holmes, joined the Church shortly after the two began dating. UPI/Rune Hellestad | License Photo

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) | License Photo

The other "That 70s Show" Scientologist is Laura Prepon, who spilled her religion to "Women's Health" in 2007. (UPI Photo/Roger Wong) | License Photo

American actor Giovanni Ribisi is an active Scientologist along with his twin sister Marissa, who is married to the recording artist Beck, also a Scientologist. UPI/Rune Hellestad | License Photo

Masterson was born into Scientology, long before his days on "That 70s Show." . (UPI Photo/ Phil McCarten) | License Photo

Presley has said that Scientology saved her life, and defended John Travolta and Kelly Preston after the death of their son prompted attacks on the Church. UPI/Rune Hellestad | License Photo

The "American History X" actor turned to Scientology to ease his dependence on painkillers, and has been a devoted member of the Church ever since. UPI/Jim Ruymen | License Photo

The actress is supposedly the one who got Tom Cruise interested in Scientology in the first place. UPI/Jim Ruymen | License Photo

The "The Young and the Restless" actress is a member of the Church, even performing in its Christmas benefit performance in 2008. (UPI Photo/Roger Williams) | License Photo

Singer-songwriter Winter is a member of the Church and also produced and performed on an album written by L. Ron Hubbard himself. (UPI Photo/Michael Tweed) | License Photo