SPLITSVILLE

Actors Harry Hamlin and Erik Estrada and actress-singer Nell Carter have all filed for divorce from their spouses, each citing irreconcilable differences as the reasons. Hamlin, 37, who plays attorney Michael Kuzak on “L.A. Law,” married Laurie Johnson in March, 1985, and they separated last June or earlier, his Superior Court petition said. They have no children. Estrada, 40, of the former “CHiPs” series, and Peggy Lynn Rowe Estrada were married in August, 1985, and separated last November. They have two children. Carter, 40, who played the boisterous housekeeper Nell Harper on the sitcom “Gimme a Break,” married Georg Krynicki on May 14, 1982.