A House Divided (Dallas) A House Divided (Dallas) "A House Divided" is the 25th and final episode of the third season (1979–80 season) and 54th overall of the American television series "Dallas". It is the episode known for spawning the eight-month "Who shot J.R.?" hysteria. The episode ended with the mysterious shooting of J.R. Ewing (Larry Hagman) in his office by an assailant that would not be revealed until the following season. The episode served as both an introduction to the now common practice of season-ending cliffhangers and the beginning of an eight-month international media frenzy. The mystery was resolved in the fourth episode
Dallas (1978 TV series) episodes: Larry Hagman (seasons 3-14), Patrick Duffy (seasons 4-8 and 10-14), Linda Gray (seasons 9-12), Steve Kanaly (seasons 10-12) and Ken Kercheval (seasons 13-14). "Dallas" originally aired on Saturday nights when it debuted as a regular series. Within a month, the show was moved to Sunday nights, where it would stay until halfway through the season, when it took a Friday-night slot. "Dallas" remained on Fridays until the show ended in 1991, alternating between 9 p.m. and 10 p.m. airings. The "Who Done It" episode of "Dallas" that revealed who shot J.R.?, the famous 1980 cliffhanger, received the highest domestic