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 Morgan Woodward Guest Star Jared Martin Guest Star Jacqueline Scott Guest Star Burton Gilliam Guest Star Richard Wright Guest Star John Mantley Executive Producer John G. Stephens Producer Ron Bishop Writer Steve Hayes Writer Vincent McEveety Director