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 the CBS legal drama, "The Defenders" In 1964, he made his film debut in "Ensign Pulver", which featured a young Jack Nicholson. That same year, he also appeared in "Fail-Safe", with Henry Fonda. In 1965, Hagman was cast as "genie" Barbara Eden's television "master" and eventual love interest, Air Force Captain (later Major) Anthony Nelson, in the NBC situation comedy "I Dream of Jeannie", which ran for five seasons from 1965 to 1970. The show entered the top 30 in its first year and was NBC's answer to the successful 1960s magical comedies, "Bewitched" on ABC and "My Favorite Martian"