Who Done It (Dallas) Who Done It (Dallas) "Who Done It" is the fourth episode of the fourth season (1980–81 season) and 58th overall of the American television series "Dallas". The episode was written by Loraine Despres, and revealed who had shot J.R. Ewing (played by Larry Hagman) in the third season finale "A House Divided". The perpetrator's fate was revealed in the subsequent episode one week later. For an eight-month-long period of media frenzy after the broadcast of "A House Divided" episode (wherein "Dallas" archvillain J.R. Ewing was shot by an unidentified perpetrator while working in his office), international oddsmakers created a set
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