When does Dallas return?

Dallas is an American prime time soap opera that aired on CBS from April 2, 1978, to May 3, 1991. The series revolved around an affluent and feuding Texas family, the Ewing, who owned the independent oil company Ewing Oil and the cattle-ranching land of Southfork. The show was prominent for its cliffhangers, including the 1980 episode "Who Done It" The series won four Emmy Awards, including a 1980 Outstanding Lead Actress for Bel Geddes.