Lee Majors Colt Seavers Actor Douglas Barr Howie Munson Actor Heather Thomas Jody Banks Actor Markie Post Actor Pamela Susan Shoop Guest Star Martine Beswick Guest Star John Carter Guest Star Sid Haig Guest Star Ernesto Macias Guest Star Ben Bates Guest Star Derek Barton Guest Star Gino Conforti Guest Star Lomax Study Guest Star Victor Rogers Guest Star Buck Young Guest Star Keone Young Guest Star Dinah Rogers Guest Star Corey Rand Guest Star Jody Kay Guest Star Glen A. Larson Executive Producer Harry Thomason Producer Bruce Bilson Director