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) the producers, including Katzman's son Mitchell Wayne Katzman as story editor and Leah Markus as story consultant. Markus left after two years, while the others remained until the show's end. Scriptwise, Patrick Duffy's return was explained by having the entire season 9 being a dream of Victoria Principal's character Pam, effectively sweeping away the events occurring during the period in which Katzman's involvement with the show had been minimized. Even the cast were affected by the production and political struggles. While Larry Hagman (J.R.) reportedly supported Katzman, and had played a great part in bringing Duffy back, Susan Howard (Donna),