J. R. Ewing personalized license plate "EWING 3". J. R. Ewing John Ross "J. R." Ewing Jr. is a fictional character in the American television series "Dallas" (1978–91) and its spin-offs, including the revived "Dallas" series (2012–14). The character was portrayed by Larry Hagman from the series premiere in 1978 until his death in late 2012, and Hagman was the only actor who appeared in all 357 episodes of the original series. As the show's most famous character, J.R. has been central to many of the series' biggest storylines. He is depicted as a covetous, egocentric, manipulative and amoral oil baron with psychopathic
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