Larry Hagman John Ross "J.R." Ewing Jr. Actor Patrick Duffy Bobby Ewing Actor Linda Gray Sue Ellen Ewing Actor Victoria Principal Pamela Barnes Ewing Actor Susan Howard Actor Barbara Bel Geddes Eleanor Southworth "Miss Ellie" Ewing Actor Steve Kanaly Ray Krebbs Actor Howard Keel Actor Ken Kercheval Actor Priscilla Presley Actor Dack Rambo Actor Sheree J. Wilson Actor William Smithers Guest Star Hunter von Leer Guest Star Omri Katz Guest Star Joshua Harris Guest Star Sherril Lynn Rettino Guest Star Anne C. Lucas Guest Star Deborah Rennard Guest Star Jim McMullan Guest Star