Larry Hagman Larry Hagman Larry Martin Hagman (September 21, 1931 – November 23, 2012) was an American film and television actor, director and producer best known for playing ruthless oil baron J.R. Ewing in the 1980s primetime television soap opera "Dallas" and befuddled astronaut Major Anthony "Tony" Nelson in the 1960s sitcom "I Dream of Jeannie". Hagman had supporting roles in numerous films, including "Fail-Safe", "Harry and Tonto", "S.O.B.", "Nixon" and "Primary Colors". His television appearances also included guest roles on dozens of shows spanning from the late 1950s until his death and a reprise of his signature role on the 2012
Dallas (1978 TV series) "Dallas" from 1985–1987. Hagman later denied any involvement in Rambo's dismissal from "Dallas". Pamela Barnes Ewing was severely burned after driving a car into an oil tanker, which then exploded into flames, in the season 10 finale in 1987. During season 11, Pam disappeared after her half-sister Katherine Wentworth was seen around the hospital, with Pam seemingly leaving Bobby and Christopher due to her unwillingness to let them see her in such a physically disfigured fashion. While Victoria Principal never returned to "Dallas" again after the season 10 finale, Margaret Michaels, a Principal look-alike, played Pam in the opening episode