Answer
Larry Hagman played the famous oil baron character J.R. Ewing on the television show Dallas. J.R. was a ruthless businessman who was always looking for ways to make money, even if it meant hurting others. He was also a womanizer and a drunk, but he was also very charismatic and charming. Hagman's portrayal of J.R. was so popular that he became one of the most famous characters in television history.