Tom Arnold Files for Separation From Third Wife

Tom Arnold has filed for legal separation from his third wife, Shelby Roos, after four years of marriage, his spokeswoman said Tuesday.

Documents were filed Monday in Los Angeles Superior Court, said Staci Wolfe. The 47-year-old actor-comedian, whose screen credits include "True Lies," and Roos, 34, have no children. They were married in Beverly Hills in 2002.

Find out who's kissing and who's telling in's Celebrity Couples Center.

Arnold was previously married to comic actress Roseanne Barr. They divorced in 1994 after nearly four years of marriage. He was married to Julie Lynne Champnella from 1995 to 1999.