From Wikipedia, the free encyclopedia Cathy Podewell (born January 26, 1964, Evanston, Illinois) is an American actress. She is best remembered for her role as Cally Harper Ewing on Dallas from 1988 to 1991, in which she played the second wife of J.R. Ewing (played by series star Larry Hagman). Her first acting job was in the 1988 horror film Night of the Demons. She also had guest appearances on such TV shows as Murder, She Wrote, Beverly Hills, 90210, Walker, Texas Ranger, and Growing Pains....