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) "Scenes from a Marriage". However, CBS wanted a "saga-like" show, resulting in Jacobs creating "Dallas". When the series proved to be a hit, CBS reconsidered Jacobs's original idea, which evolved into "Dallas" spin-off series "Knots Landing", premiering in late 1979. "Knots Landing" followed the lives of Lucy's parents, Gary (Ted Shackelford) and Valene (Joan Van Ark), as they move to California to start a new life following the start of their second marriage in 1979. During the early seasons of "Knots Landing", several "Dallas" actors (Larry Hagman, Patrick Duffy, Charlene Tilton, and Mary Crosby) made guest appearance in the new