Dack Rambo

as John Tregard

as Kenner

as Andy

as Brad Moore

as Matt

as Bill Hampton (1 episode), as Arnold Hastings (1 episode), as Brian Shelby (1 episode)

as Wesley Harper (14 episodes)

as Deputy D.A. Jason Leffler (1 episode)

as Connell

as Chad Lawrence (2 episodes), as Kevin Masters (1 episode)

as Kent (uncredited)

as Ronnie Browning

as Jack Ewing (62 episodes), as Jack Ewing (credit only) (1 episode)

as Prince Peter d'Anatoli (1 episode)

as Peter Welch (1 episode), as Boyd Hughes (1 episode), as Alan Marciano (1 episode)

as Andy Stuart

as Steve (2 episodes)

as Andros (2 episodes)

as Doug Reynolds