Cliff Barnes Cliff Barnes Clifford "Cliff" Barnes, played by Ken Kercheval, is a fictional character from the popular American television series "Dallas". The Barnes family are competitors and sometimes enemies of the Ewing family. Cliff is the son of Willard "Digger" Barnes and Rebecca Barnes, the brother of Pamela Barnes Ewing and the half-brother of Katherine Wentworth. J.R. Ewing (played by Larry Hagman) was Cliff's personal nemesis, with Cliff and J.R. continuing on the bitter feud that started with their fathers, Digger Barnes and Jock Ewing, from their oil wildcatting days in the 1930s. Cliff and J.R. were the only two characters
Larry Hagman School. One summer, he worked for oilfield-equipment maker Antelope Tool Company. Although his father wanted Hagman to become a lawyer and join his practice, he was drawn to drama classes and reportedly fell in love with the stage. He graduated from high school in 1949 and decided to pursue acting. Hagman began his career in 1950 acting in productions at Margaret Webster's school at The Woodstock Playhouse in Woodstock, New York. That summer, during a break from his one year at Bard College, he worked in Dallas as a production assistant and acting in small roles in Margo Jones's theater