James Arness Marshal Matt Dillion Actor Milburn Stone Dr. Galen "Doc" Adams Actor Amanda Blake Kitty Russell Actor Ken Curtis Festus Guest Star Roger Ewing Thad Guest Star James Daly John Crowley Guest Star William Bramley Adam Haley Guest Star Diane Ladd Bonnie Mar Haley Guest Star Fred Scollay Morgran Haley Guest Star Lew Galle Kelly Bates Guest Star Bill Hart Attacker in Cabin Guest Star Robert Miles Jr. Attacker in Cabin Guest Star Troy Melton Stage Driver Guest Star Shirley Wilson Townswoman Guest Star John Mantley Producer Don Ingalls Writer Marc Daniels Director