Self (archive footage)
Checking Out: Grand Hotel (2004)
Professor Cabel
Hart to Hart: Crimes of the Hart (1994)
actor 'Advise and 'Consent' (archive footage) (uncredited)
Preminger: Anatomy of a Filmmaker (1991)
Martin
Cast the First Stone (1989)
John Pace
Under Siege (1986)
Doc
Don Camillo (1984)
Himself
Geschundenes Zelluloid - Das Schicksal des Kinoklassikers "Im Westen nichts Neues" (1984)
Candy
Of Mice and Men (1981)
Bob Hollander
Reunion (1980)
Dan Miller
Letters from Frank (1979)
Mr. Graham
Suddenly, Love (1978)
Noah
The Story of Noah (1978)
President Adar
Battlestar Galactica (1978)
Bill Atherton
Damien: Omen II (1978)
Com. Joseph Beckerman
End of the World (1977)
Allen Dulles
Francis Gary Powers: The True Story of the U-2 Spy Incident (1976)
(archive footage)
That's Entertainment, Part II (1976)
Dr. Grayson
Heatwave! (1974)
Vaslovik
The Questor Tapes (1974)
Mandemus
Battle for the Planet of the Apes (1973)
Prof. Dylan MacAuley
The Stranger (1973)
Noah Calvin
The Man (1972)
Mr. Ames
The Biscuit Eater (1972)
Dr. Sam Carpenter
She Waits (1972)
President Charles Carter Durant
Earth II (1971)
Dr. Andrew Swanson
Marcus Welby, M.D.: A Matter of Humanities (1969)
The Governor
Cocoon (1968)
'Mac' McAllister
The Carpetbaggers (1964)
The Vice President
Advise & Consent (1962)
Dr. John Mohler
One Against Many (1956)
Dr. Patrick J. Cory
Donovan's Brain (1953)
John Howard Tracy
No Escape (1953)
Capt. Hunt
New Mexico (1951)
Lin Vanner / Lindley Brown
The Capture (1950)
Dr. Robert Richardson
Johnny Belinda (1948)
Larry Hannaford
The Unfaithful (1947)
Narrator (voice)
The Way of Peace (1947)
Self
Blow-Ups of 1946 (1946)
Dr. Scott Elliott
The Dark Mirror (1946)
Oliver Duffy
Fingers at the Window (1942)
Dr. James Kildare
Dr. Kildare's Victory (1942)
Dr. Kildare's Wedding Day (1941)
The People Vs. Dr. Kildare (1941)
Bob Rawlston
Maisie Was a Lady (1941)
Dr. Kildare's Crisis (1940)
A New Romance of Celluloid: The Miracle of Sound (1940)
Dr. Kildare Goes Home (1940)
Henry Twinkle
The Golden Fleecing (1940)
Hollywood: Style Center of the World (1940)
Dr. Kildare's Strange Case (1940)
Sky Ames
Remember? (1939)
The Secret of Dr. Kildare (1939)
Philip S. Griswold III
These Glamour Girls (1939)
From the Ends of the Earth (1939)
Calling Dr. Kildare (1939)
James Geoffrey 'Jimmy' Seymour
Broadway Serenade (1939)
Eddie Burgess
The Ice Follies of 1939 (1939)
Sam Thatcher
Spring Madness (1938)
Young Dr. Kildare (1938)
Henry Thayer
Rich Man, Poor Girl (1938)
Ned Seton
Holiday (1938)
Jerry Flynn
King of the Newsboys (1938)
Joe McKnight
Scandal Street (1938)
Tommy Graham
Hold 'Em Navy (1937)
Bill Dexter
The Last Train from Madrid (1937)
Nick Milburn
The Crime Nobody Saw (1937)
Kent Murdock
Murder with Pictures (1936)
Chester aka Dynamite
Lady Be Careful (1936)
Bob Sanderson
Shakedown (1936)
Jerry Franklin
Panic on the Air (1936)
Woodruff 'Woody' Davis
The Leathernecks Have Landed (1936)
Eddie Howard
Silk Hat Kid (1935)
Caleb Enix
Spring Tonic (1935)
Cadet Frank Harrington
The Lottery Lover (1935)
Erik Landstrom
Servants' Entrance (1934)
Larry Wilson
She Learned About Sailors (1934)
Jimmy Sterling
Let’s Be Ritzy (1934)
Norman Winthrop
Cross Country Cruise (1934)
Ronnie Gregory
My Weakness (1933)
Bill McCaffrey
Don't Bet on Love (1933)
Pat Gilbert
State Fair (1933)
Larry Wayne
Okay, America! (1932)
Michael Rand
Night World (1932)
Lew Ayres
The Cohens and Kellys in Hollywood (1932)
Dr. Myron Brown
The Impatient Maiden (1932)
States
Heaven on Earth (1931)
Edward Aloysius "Bucky" O'Brian
The Spirit of Notre Dame (1931)
Robert Marshall
Up for Murder (1931)
Kid Mason
Iron Man (1931)
Jerry Brooks
Many a Slip (1931)
Billy Benson
East Is West (1930)
Louie Ricarno
The Doorway to Hell (1930)
Hugh Fullerton
Common Clay (1930)
Paul Bäumer
All Quiet on the Western Front (1930)
Pierre Lassalle
The Kiss (1929)
Copyboy (uncredited)
Big News (1929)
Sophomore Fraternity Brother (uncredited)
The Sophomore (1929)
Director
Altars of the World (1976)
Hearts in Bondage (1936)