Garrison "Gary" Arthur Ewing is a fictional character from the CBS soap opera, Knots Landing, a spin-off of Dallas. The character of Gary Ewing was first played by actor David Ackroyd, in a 2-part Dallas episode entitled "Reunion", which broadcast in September 1978. Gary Ewing was the second son of oil baron Jock Ewing and Miss Ellie Ewing, the father of Lucy Ewing and the ex-husband of Valene Ewing. Over a year later, the part of Gary Ewing was recast for the spin-off Knots Landing with actor Ted Shackelford in the role, and Gary became one of the main stars of the series in December 1979. Ted Shackelford played Gary Ewing in Knots Landing for its entire fourteen seasons (1979–1993), while continuing to make occasional appearances in Dallas during that time. The character of Gary made his