Harlen Danvers), and Meg Gallagher (Louella Caraway Lee) all appeared for the first time. Additionally, Don Starr (Jordan Lee), Fern Fitzgerald (Marielee Stone), Paul Sorensen (Andy Bradley), Robert Ackerman (Wade Luce), Sherril Lynn Rettino (Jackie Dugan), Barbara Babcock (Liz Craig), James Brown (Harry McSween), Karlene Crockett (Muriel Gillis), John Zaremba (Dr. Most notably Susan Howard, who became a series regular in Season 5, made her first appearance as Donna Culver. Several long running Dallas cast members debut during the second season. John McIntire as Sam Culver (1 episode).David Wayne as Willard 'Digger' Barnes (2 episodes).

Tina Louise as Julie Grey (2 episodes), billed under 'Guest Star' status in her first appearance.Ken Kercheval as Cliff Barnes (14 episodes).Charlene Tilton as Lucy Ewing (24 episodes).Victoria Principal as Pamela Barnes Ewing (24 episodes).Steve Kanaly as Ray Krebbs (14 episodes).Linda Gray as Sue Ellen Ewing (24 episodes).Patrick Duffy as Bobby Ewing (24 episodes).Barbara Bel Geddes as Miss Ellie Ewing (24 episodes).

24 season 2 episode 23