Earl Hamner Jr. Creator, Executive Producer, Writer Richard Thomas John Boy Walton Actor Ralph Waite John Walton Actor Michael Learned Olivia Walton Actor Will Geer Zeb "Grandpa" Walton Actor Ellen Corby Esther "Grandma" Walton Actor Judy Norton Mary Ellen Walton Willard Actor Jon Walmsley Jason Walton Actor Mary Beth McDonough Erin Walton Actor Eric Scott Ben Walton Actor David W. Harper Jim-Bob Walton Actor Kami Cotler Elizabeth Walton Actor John Crawford Sheriff Ep Bridges Actor Joe Conley Ike Godsey Actor Helen Kleeb Mamie Baldwin Actor Victor Izay Guest Star Mary Jackson Emily Baldwin Actor John Ritter Guest Star David Doremus Guest Star Joseph Bernard Snyder Guest Star Mariclare Costello Guest Star Lee Rich Executive Producer Robert L. Jacks Producer Merv Adelson Executive Producer Philip Leacock Director Harry Harris Director Vincent Sherman Director Alf Kjellin Director Lee Philips Director Robert Butler Director Jack Shea Director Nigel McKeand Writer James Menzies Writer Paul Savage Writer Richard Fielder Writer Jeb Rosebrook Writer John McGreevey Writer