Diana Douglas (nee Diana Dill), actress and mother of Michael Douglas, has died of cancer at 92, according to The Hollywood Reporter.
The actress, whose film and television credits span seven decades, was perhaps best known for her roles in films such as "Planes, Trains and Automobiles" and "It Runs in the Family." She was also known for playing Martha Evans in the television soap opera "Days of Our Lives."
Douglas was married to fellow actor Kirk Douglas for eight years before their divorce in 1951. Together, the pair had two sons, Michael and Joel. In 1956, Diana Douglas married actor Bill Darrid, whom she remained with until his death in 1992. She married Donald Webster, a former treasury official in the Nixon administration, in 2002.