Larry Hagman John Ross "J.R." Ewing Jr. Actor Patrick Duffy Bobby Ewing Actor, Director Linda Gray Sue Ellen Ewing Actor Victoria Principal Pamela Barnes Ewing Actor Charlene Tilton Lucy Ewing Cooper Actor Barbara Bel Geddes Eleanor Southworth "Miss Ellie" Ewing Actor Steve Kanaly Ray Krebbs Actor Leigh McCloskey Actor Ken Kercheval Actor Susan Howard Actor Tyler Banks Actor Art Hindle Guest Star Morgan Brittany Guest Star Fern Fitzgerald Guest Star Bruce French Guest Star Lindsay Bloom Guest Star Dennis Redfield Guest Star Ray Wise Guest Star Will Lorin Screenwriter