Watch Dallas (1978) Season HD Full Free on solarmovie.do. Watch Dallas (1978) tv series online free. J.R. Ewing, a Texas oil baron, uses manipulation and blackmail to achieve his ambitions, both busine...J.R. Ewing, a Texas oil baron, uses manipulation and blackmail to achieve his ambitions, both business and personal. He often comes into conflict with his brother Bobby, his arch-enemy Cliff Barnes and his long-suffering wife Sue Ellen.