Ralph Waite

Gabe the Cupid Dog

as R.L. Dutton

25 Hill

as Ed

Letters to God

as Mr. Perryfield

Ace Ventura Jr: Pet Detective

as Grandpa Ventura

A Natural Born World-Shaker: The Making of 'Cool Hand Luke'

as Self

Generation Gap

as Chick

Cane

as Father Mike

Murder 101: If Wishes Were Horses

as Jacob Brawley

Bones

as Hank Booth

Grey's Anatomy

as Irving Waller

Silver City

as Casey Lyle

Blessings

as Sheriff

NCIS

as Jackson Gibbs

Carnivàle

as Norman Belthus

Timequest

as The Traveler

Sunshine State

as Furman Temple

Spirit

as Jacob Hardesty

CSI: Crime Scene Investigation

as Sheriff Montgomery

The President's Man

as President Mathews

The Third Twin

as Senator Proust

A Walton Easter

as John Walton

The Practice

as Walter Josephson

The West

as Self (voice)

Homeward Bound II: Lost in San Francisco

as Shadow (voice)

The Outer Limits

as Gene Morton

A Walton Wedding

as John Walton

A Season of Hope

as Sam Hackett

Sioux City

as Drew McDermott

Sin and Redemption

as Cal Simms

Keys

as Dr. C.J. Halligan

A Walton Thanksgiving Reunion

as John Walton

Cliffhanger

as Frank

Time Trax

as Lamont Carson

The Bodyguard

as Herb Farmer

Wild by Law

as Aldo Leopold (voice)

Crash and Burn

as Lathan Hooks

Shannon's Deal

as Harry

Sparks: The Price of Passion

as Orville Lemon

Snake Treaty

Good Old Boy

as Narrator (voice)

Crime of Innocence

as Frank Hayward

Murder, She Wrote

as D.A. Paul Robbins

A Good Sport

as Tommy O'Bannon

Reading Rainbow

as Self - Narrator (voice)

The Mississippi

as Ben Walker

A Day for Thanks on Waltons Mountain

as John Walton

Mother's Day on Waltons Mountain

as John Walton

A Wedding on Waltons Mountain

as John Walton

The Gentleman Bandit

as Father Bernard Pagano

Angel City

as Jared Teeter

The Waltons: A Decade of the Waltons

On the Nickel

as C.G.

OHMS

as Floyd Wing

Red Alert

as Henry Stone

Roots

Roots

as Slater

The Secret Life of John Chapman

as John Chapman

Dinah!

as Self

The Stone Killer

as Mathews

Kid Blue

as Drummer

Trouble Man

as Pete Cockrell

The Waltons

as John Walton Sr.

The Magnificent Seven Ride!

as Jim Mackay

Hot Summer Week

as John

Chato's Land

as Elias Hooker

Nichols

as Sam Burton

The Grissom Gang

as Mace

Lawman

as Jack Dekker

The Sporting Club

as Olson

The Pursuit of Happiness

as Detective Cromie

Five Easy Pieces

as Carl Fidelio Dupea

Last Summer

as Peter's father (uncredited)

A Lovely Way to Die

as Sean Magruder

The Desperate Hours

as Lt. Fredericks

Cool Hand Luke

as Alibi

The Borgia Stick

as Man from Toledo

The Mike Douglas Show

as Self

Bonanza

as Hoby Miles