Dallas is an American soap opera. It is about the Ewings, a family from Texas involved in oil and cattle ranching. The show began as a television miniseries during April 1978. It was broadcasted until May 3, 1991 on CBS. The cast included Charlene Tilton, Victoria Principal, Priscilla Presley, Patrick Duffy, and Larry Hagman as J.R. Ewing. The series lasted for fourteen seasons.