Larry Hagman was briefly replaced by Donna Reed for the 1984–1985 season, before Bel Geddes returned in better health for the 1985–1986 season. By the end of its 14th season in 1991, ratings had slipped to the extent that CBS decided to end "Dallas". Hagman was the only actor to appear in all 357 episodes. He had also made five guest appearances on the "Dallas" spin-off series "Knots Landing" in the early 1980s. Some years after "Dallas" ended, Hagman appeared in two subsequent "Dallas" television movies: "" in 1996, and "" in 1998. Hagman reprised his role as J.R. Ewing in TNT's
Dallas (1978 TV series) (season 3) DVD box set of five double-sided DVDs, on August 9, 2005. In addition to the 25 episodes, it also includes commentaries by Patrick Duffy and Linda Gray, and the featurette "Who Shot J.R.?: The Dallas Phenomenon". The "Dallas" spin-off series "Knots Landing" premiered in December 1979, and throughout the season, three "Knots Landing" episodes featured "Dallas" characters: Bobby (Patrick Duffy) appeared in "Pilot" (airing on December 27, 1979); J.R. (Larry Hagman) in "Community Spirit" (January 3, 1980); and Lucy (Charlene Tilton) in "Home is for the Healing" (January 31, 1980, her only "Knots Landing" appearance). <onlyinclude></onlyinclude> Dallas (1978 TV series)