text: Season 6 (1982–83 season) Episode 5: "Jock's Will". Featuring Ted Shackelford as Gary Ewing. This episode of Dallas was directly followed by an episode of Knots Landing on the same evening titled "New Beginnings"
  Season 9 (1985–86 season)
  Episode 1: "The Family Ewing". Featuring Ted Shackelford as Gary Ewing
  Season 10 (1986–87 season)
  Episode 11: "Proof Positive". No Knots Landing characters appear in this episode, but the set normally used as Karen MacKenzie's (Michele Lee) kitchen doubles as a set in a movie featuring Mandy Winger (Deborah Shelton)
  Season 12 (1988–89 season)
  Episode 14: "Comings and Goings". Featuring uncredited archive footage of Joan Van Ark as Valene Clements
  Season 14 (1990–91 season)
  Episode 22: "Conundrum". Featuring Ted Shackelford as Gary Ewing and Joan Van Ark as Valene Wallace
  Films and reunions
  A prequel story, Dallas: The Early Years, was a made-for-TV movie that first aired on March 23, 1986, on CBS during season 9 of the TV series. The movie starred David Grant as Digger Barnes, Dale Midkiff as Jock Ewing, Molly Hagan as Miss Ellie Southworth Ewing, David Wilson as Jason Ewing, and Hoyt Axton as Aaron Southworth, and was introduced by Larry Hagman in the role of J.R. Ewing. Detailing the origins of the Barnes-Ewing feud and the creation of Ewing Oil, and covering a timespan from 1933 to 1951, the movie was written by series creator David Jacobs.