(1972) Conquest of the Planet of the Apes

as Breck

(1967) The Borgia Stick

as Tom Harrison

(1956) Bus Stop

as Beauregard 'Bo' Decker

(1989) Ghosts Can't Do It

as Winston

(2000) Besuch bei Don Murray

as Self

(1959) Winterset

as Mio Romagna

(2004) Hollywood Legenden

as Self

(1967) The Viking Queen

as Justinian

(1969) Daughter of the Mind

as Dr. Alex Lauder

(1987) Made in Heaven

as Ben Chandler

(2007) Fred Zinnemann - Der Mann, der 'High Noon' machte

as Self

(2010) Marilyn Monroe: Death of an Icon

as Self

(2010) Marilyn Monroe: I Want to Be Loved

as Self

(1957) A Hatful of Rain

as Johnny Pope

(1986) Radioactive Dreams

as Dash Hammer

(1962) Advise & Consent

as Senator Brigham Anderson

(1987) Hollywood Uncensored

as Self

(1986) License to Kill

as Tom Fiske

(1959) These Thousand Hills

as Albert Gallatin 'Lat' Evans

(1981) Endless Love

as Hugh

(1971) Happy Birthday, Wanda June

as Herb Shuttle

(1974) The Girl on the Late, Late Show

as William Martin

(1975) Deadly Hero

as Edward A. Lacy

(1958) From Hell to Texas

as Tod Lohman

(1961) The Hoodlum Priest

as Father Charles Dismas Clark

(1965) Baby, the Rain Must Fall

as Deputy Sheriff Slim

(1966) Kid Rodelo

as Kid Rodelo

(1983) I Am The Cheese

as David Farmer

(1983) Quarterback Princess

as Ralph Maida

(1994) Shurtleff on Acting

as Self

(1972) Justin Morgan Had a Horse

as Justin Morgan

(1960) One Foot in Hell

as Dan Keats

(1981) Charlie Chan and the Curse of the Dragon Queen

as Pimp

(1974) The Sex Symbol

as Sen. Grant O'Neal

(1986) Scorpion

as Gifford Lease

(1957) The Bachelor Party

as Charlie Samson

(2001) Island Prey

as Parker Gaits

(1986) Marilyn Monroe: Beyond the Legend

as Self

(1996) Hearts Adrift

as Lloyd Raines

(1966) The Plainsman

as Wild Bill Hickok

(1962) Escape from East Berlin

as Kurt Schröder

(1970) The Intruders

as Sam Garrison

(1955) A Man Is Ten Feet Tall

as Axel Nordman

(1978) Rainbow

as Frank Gumm

(1979) Crisis in Mid-Air

as Adam Travis

(1964) One Man's Way

as Norman Vincent Peale

(1959) Shake Hands with the Devil

as Kerry O'Shea

(1996) Marilyn, divine et fragile

as Self

(2021) Promise

as Zacharias

(1987) Hollywood's Hidden Secrets

as Self

(1980) The Boy Who Drank Too Much

as Ken Saunders

(1969) Childish Things

as Tom Harris

(1987) The Stepford Children

as Steven Harding

(1999) Alan Ladd: The True Quiet Man

as Self

(1998) Internet Love

as Self

(1980) Police Story: Confessions of a Lady Cop

as Sergeant Jack Leland

(1960) Hedda Hopper's Hollywood

as Self

(1989) My Dad Can't Be Crazy... Can He?

as Jack Karpinsky

(1986) Peggy Sue Got Married

as Jack Kelcher

(2008) Riots & Revolutions: Confronting the Times

as Self

(2015) Tab Hunter Confidential

as Self

(1975) A Girl Named Sooner

as Sheriff Phil Rotteman

(1967) Sweet Love, Bitter

as David Hillary

(1983) Thursday's Child

as Parker Alden

(1984) A Touch of Scandal

as Benjamin Gilvey

(1987) Stillwatch

as Sam Kingsley

(1994) Marilyn Monroe: The Mortal Goddess

as Self

(1981) Return of the Rebels

as Sonny Morgan

(1963) Marilyn

as Self ("Bus Stop") (archive footage) (uncredited)

(1980) Fugitive Family

as Peter Ritchie

(1991) Preminger: Anatomy of a Filmmaker

as Self

(1973) Cotter

as Cotter

(1980) If Things Were Different

as Robert Langford

(1986) Something in Common

as Theo Fontana

(1997) Twentieth Century Fox: The First 50 Years

as Self

(2017) Do Not Pick Up Hitchhikers

as Self

(1986) T.J. Hooker - Blood Sport

as Senator Stuart Grayle

(2025) Gold of Rio Bravo: Sheriff Kelly's Story

as ---

(1998) Mr. Headmistress

as Reporter

(1987) Mistress

as Wyn

(1995) The Single Guy

as Chip Bremley

(1997) The Wonderful World of Disney

as Reporter

(1982) Hotel

as Sam Burton

(1948) Studio One

as Biondello

(1948) The Ed Sullivan Show

as Self

(1951) Hallmark Hall of Fame

as Mio

(1973) Police Story

as Jack Bonner

(1968) The Outcasts

as Earl Corey

(1974) Amy Prentiss

as Connors

(1950) Lux Video Theatre

as Jimmy

(1948) The Philco Television Playhouse

as ---

(1972) ABC Afterschool Special

as Jack Karpinsky

(1989) Brand New Life

as ---

(1991) Sons and Daughters

as Bing Hammersmith

(1986) Matlock

as Albert Gordon

(1950) What's My Line?

as Self - Mystery Guest

(1951) Hallmark Hall of Fame

as Parker Alden

(1956) Playhouse 90

as Randy Bragg

(1990) Wings

as Dad

(1984) Murder, She Wrote

as Wally Hampton

(1977) How the West Was Won

as Anderson

(1947) Kraft Television Theatre

as George

(1947) Kraft Television Theatre

as Booth

(1947) Kraft Television Theatre

as ---

(1961) The Mike Douglas Show

as Self

(1962) The Tonight Show Starring Johnny Carson

as Self

(1990) Twin Peaks

as Bushnell Mullins

(1948) The Philco Television Playhouse

as Axel Nordman

(1979) Knots Landing

as Sid Fairgate

(1954) The Wonderful World of Disney

as Justin Morgan

(1997) Soldier of Fortune, Inc.

as White Dragon / John James / Col. Quentin Shepherd

(1973) Orson Welles' Great Mysteries

as Jack Stanley

(1950) Danger

as ---

(1954) Producers' Showcase

as Henry Antrobus

(1944) Golden Globe Awards

as Self - Presenter