Metcalf, Roth split after 6 yearsFormer "Roseanne" star Laurie Metcalf and her husband, actor Matt Roth, are splitting, People reports. Roth, 47, filed for divorce on Sept. 12 after 6 1/2 years of marriage, citing irreconcilable differences. The couple, who have been separated since November, 2008, have three minor children: Will, 17, Donovan, 11, and Mae, 6. This was Metcalf's second marriage and Roth is requesting joint physical and legal custody of the children. The actress, 56, appeared last year as Sheldon's (Jim Parsons) mother on the CBS hit "The Big Bang Theory."