Dallas (1978 TV series) ended in May 1991, J.R. was the only character to have appeared in every episode. The show was famous for its cliffhangers, including the "Who shot J.R.?" mystery. The 1980 episode "Who Done It" remains the second highest rated prime-time telecast ever. The show also featured a "Dream Season,” in which the entirety of season 9 was revealed to have been a dream of Pam Ewing. After 14 seasons, the series finale "Conundrum" aired in 1991. The show is mostly an ensemble cast, with Larry Hagman as greedy, scheming oil tycoon J.R. Ewing, stage/screen actress Barbara Bel Geddes as family
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