Earl Hamner Jr. Creator 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 Joe Conley Ike Godsey Actor Victor Izay Dr. Matthew Vance Guest Star Sissy Spacek Sarah Jane Simmons Guest Star Allyn Ann McLerie Marjorie Simmons Guest Star Frances E. Williams Granny Ketchum Guest Star Lee Rich Executive Producer Robert L. Jacks Producer Joanna Lee Writer Jack Shea Director