James Arness Zebulon Macahan Actor Fionnula Flanagan Molly Culhane Actor Bruce Boxleitner Luke Macahan Actor Kathryn Holcomb Laura Macahan Actor William Kirby Cullen Josh Macahan Actor Vicki Schreck Jessie Macahan Actor Horst Bucholz Guest Star Christopher Lee Guest Star Vera Miles Guest Star Cameron Mitchell Guest Star Trisha Noble Guest Star Lloyd Bridges Guest Star Mel Ferrer Guest Star Brian Keith Guest Star Ricardo Montalban Guest Star John Reilly Guest Star Elyssa Davalos Guest Star Morgan Woodward Guest Star John Mantley Executive Producer John G. Stephens Producer