(1971) Escape from the Planet of the Apes

as Dr. Lewis Dixon

(1973) The Way We Were

as J.J.

(1953) Keep Our Honor Bright

as Student

(1976) The Enforcer

as Captain McKay

(1983) Sudden Impact

as Captain Briggs

(1978) Piranha

as Paul Grogan

(1971) The Mephisto Waltz

as Bill Delancey

(1979) Guyana: Crime of the Century

as Dr. Gary Shaw

(1973) The Iceman Cometh

as Willie Oban

(1959) Compulsion

as Arthur A. Straus

(1974) The Disappearance of Flight 412

as Maj. Mike Dunning

(1969) The Bridge at Remagen

as Maj. Barnes

(1975) Bug

as Prof. James Parmiter

(1979) Love and Bullets

as Jim Brickman

(1978) The Swarm

as Maj. Baker

(1974) Gold

as Manfred Steyner

(1972) Moon of the Wolf

as Andrew Rodanthe

(1974) 99 and 44/100% Dead

as Big Eddie

(1963) Monstrosity

as Narrator (voice; uncredited)

(1985) Treasure of the Amazon

as Clark

(1974) Chosen Survivors

as Peter Macomber

(1968) The Helicopter Spies

as Luther Sebastian

(1961) Francis of Assisi

as Francis Bernardone of Assisi

(1958) A Certain Smile

as Bertrand Griot

(1969) Mastermind

as Jabez Link

(1971) Brother John

as Lloyd Thomas

(1975) Adventures of the Queen

as Martin Reed

(1965) A Rage to Live

as Sidney Tate

(1977) The Lincoln Conspiracy

as John Wilkes Booth

(1977) The Hostage Heart

as Dr. Eric Lake

(1978) Inside 'the Swarm'

as Self

(1971) Revenge!

as Frank Klaner

(1973) Deliver Us from Evil

as Steven Dennis

(1961) Sanctuary

as Gowan Stevens

(1989) Lords of the Deep

as Dobler

(1989) Heroes Stand Alone

as Walt Simmons

(1972) The Eyes of Charles Sand

as Jeffrey Winslow

(1985) Covenant

as Eric Noble

(1971) Five Desperate Women

as Jim Meeker

(1966) The Plainsman

as Lt. Stiles

(1971) Longstreet

as Duke Paige

(1971) The Resurrection of Zachary Wheeler

as Sen. Clayton Zachary Wheeler

(1967) The Lady Is My Wife

as Bannister

(1960) Circle of Deception

as Capt. Paul Raine

(1980) Running Scared

as Arthur Jaeger

(1970) Suppose They Gave a War and Nobody Came?

as Capt. Myerson

(1977) The Amsterdam Kill

as Odums

(1980) The Legend of Walks Far Woman

as Singer

(1972) The Delphi Bureau

as Randy Jamison

(1969) Fear No Evil

as Paul Varney

(1968) Jigsaw

as Jonathan Fields

(1962) Jane

as Self

(1975) Please Call It Murder

as Lt. Danny Ianello

(1974) Murder or Mercy

as Sam Champion

(1958) In Love and War

as Alan Newcombe

(1976) Kingston

as Avery Stanton

(1980) Tourist

as Harry Flemington

(1976) Widow

as Richard

(1960) Crack in the Mirror

as Larnier / Claude

(1975) The Legendary Curse of the Hope Diamond

as Ned McLean

(1976) Street Killing

as Howard Bronstein

(1974) A Black Ribbon for Deborah

as Michel Lagrange

(1968) Sergeant Ryker

as Capt. David Young

(1975) Demon, Demon

as Sam

(1975) Force Five

as Michael Dominick

(1980) The Memory of Eva Ryker

as Jason Eddington

(1992) The Heart of Justice

as Mr. Burgess

(1975) Death in Deep Water

as Gary Stevens

(1979) Before and After

as Jack Matthews

(1987) The Man Outside

as Frank Simmons

(1976) One Away

as Ruben Bass

(1979) Jennifer: A Woman’s Story

as Donald Prince

(1974) Last Bride Of Salem

as Matt Clifton

(1970) Black Water Gold

as Lyle Fawcett

(1975) The Next Voice You See

as Stan Kay

(1984) Hot Pursuit

as Victor Modrian

(1981) Falcon Crest

as Darryl Clayton

(1984) Murder, She Wrote

as Dennis McConnell

(1973) Thriller

as Stan Kay

(1977) The Incredible Hulk

as ---

(1963) Kraft Suspense Theatre

as Capt. David Young

(1965) The F.B.I.

as Roger Leroy Mason

(1972) The Streets of San Francisco

as ---

(1969) Marcus Welby, M.D.

as Ken McGurney

(1971) Alias Smith and Jones

as ---

(1981) Dynasty

as ---

(1958) Naked City

as Roger Fallon

(1976) Charlie's Angels

as Tony Kramer

(1982) Hotel

as ---

(1982) King's Crossing

as Paul Hollister

(1968) The Mod Squad

as ---

(1969) Medical Center

as ---

(1970) Night Gallery

as Richard Upton Pickman (segment "Pickman's Model")

(1975) Wonder Woman

as Arthur Deal III

(1966) Mission: Impossible

as Paul Shipherd

(1971) Cannon

as ---

(1951) Hallmark Hall of Fame

as Erik Valkay

(1967) Ironside

as ---

(1963) The Greatest Show on Earth

as ---

(1966) Felony Squad

as ---

(1965) The Wild Wild West

as ---

(1962) The Virginian

as Sam Harder

(1978) Sword of Justice

as ---

(1970) McCloud

as ---

(1982) Matt Houston

as ---

(1954) Climax!

as Greg Fletcher

(1963) Bob Hope Presents the Chrysler Theatre

as ---

(1965) The Big Valley

as Eric Mercer

(1967) Judd for the Defense

as ---

(1964) Profiles in Courage

as Edmund G. Ross

(1955) Matinee Theater

as ---

(1972) The Sixth Sense

as ---

(1961) Ben Casey

as ---

(1964) 12 O'Clock High

as ---

(1974) The Manhunter

as ---

(1975) Medical Story

as ---

(1963) Breaking Point

as ---

(1961) Dr. Kildare

as Tony Warren

(1961) Alcoa Premiere

as ---

(1966) Shane

as Maj. George Hackett

(1975) Three for the Road

as ---

(1961) Kraft Mystery Theatre

as ---

(1975) Bronk

as ---

(1973) Thriller

as Gary Stevens

(1971) Columbo

as Tony Goodland

(1965) Court Martial

as Capt. David Young

(1984) Murder, She Wrote

as Dep. Police Comm. Bradley Folkes

(1984) Murder, She Wrote

as Eric Benderson

(1984) Murder, She Wrote

as Carl Dorner

(1984) Murder, She Wrote

as Richard Ellston

(1961) Dr. Kildare

as Andrew Webb

(1961) Dr. Kildare

as Rev. Andrew Webb

(1965) The F.B.I.

as George Bellamy

(1965) The F.B.I.

as Lawrence Reynolds

(1965) The F.B.I.

as Neil Stryker

(1965) The F.B.I.

as Curtis Breer

(1965) The Big Valley

as Dr. James Beldon

(1984) Murder, She Wrote

as Avery Stone

(1968) The Name of the Game

as Earl Keith

(1969) Medical Center

as Inspector Fellows

(1970) The Mary Tyler Moore Show

as Matt Bryan

(1973) Barnaby Jones

as Terry McCormack

(1973) Barnaby Jones

as Charles Kohlmeyer / Stanley Rickland

(1984) Murder, She Wrote

as Arthur Brent

(1962) The Alfred Hitchcock Hour

as Bill Nelson

(1962) The Alfred Hitchcock Hour

as Howard Clements

(1984) Murder, She Wrote

as Simeon Kershaw