(1946) The Best Years of Our Lives

as Al Stephenson

(1931) Dr. Jekyll and Mr. Hyde

as Dr. Henry Jekyll / Mr. Edward Hyde

(1960) Inherit the Wind

as Matthew Harrison Brady

(1932) Hollywood on Parade No. A-1

as Self

(1964) Seven Days in May

as President Jordan Lyman

(1937) A Star Is Born

as Norman Maine

(1942) I Married a Witch

as Jonathan / Nathaniel / Samuel / Wallace Wooley

(1967) Hombre

as Dr. Alex Favor

(1956) The Man in the Gray Flannel Suit

as Ralph Hopkins

(1954) The Bridges at Toko-Ri

as Rear Adm. George Tarrant

(1921) The Education of Elizabeth

as Man (uncredited)

(1973) The Iceman Cometh

as Harry Hope

(1956) Alexander the Great

as Philip of Macedonia

(1954) Executive Suite

as Loren Phineas Shaw

(1948) An Act of Murder

as Judge Calvin Cooke

(1934) Death Takes a Holiday

as Prince Sirki

(1937) Nothing Sacred

as Wallace "Wally" Cook

(1936) Anthony Adverse

as Anthony Adverse

(1940) Susan and God

as Barrie Trexel

(1936) Mary of Scotland

as Bothwell

(1934) The Barretts of Wimpole Street

as Robert Browning

(1935) Les Misérables

as Jean Valjean / Champmathieu

(1955) The Desperate Hours

as Daniel C. Hilliard

(1929) The Wild Party

as James Gilmore

(1932) The Sign of the Cross

as Marcus Superbus - Prefect of Rome

(1941) Bedtime Story

as Luke Drake

(1938) There Goes My Heart

as Bill Spencer

(1933) The Eagle and the Hawk

as Jerry H. Young

(1932) Merrily We Go to Hell

as Jerry Corbett

(1935) Anna Karenina

as Count Vronsky

(1951) It's a Big Country

as Joe Esposito

(1932) Smilin' Through

as Kenneth Wayne / Jeremy

(1941) One Foot in Heaven

as William Spence

(1970) Tick... Tick... Tick...

as Mayor Jeff Parks

(1933) Design for Living

as Tom Chambers

(1921) The Great Adventure

as Man (uncredited)

(1944) Tomorrow, the World!

as Mike Frame

(1944) The Adventures of Mark Twain

as Samuel Langhorne Clemens (Mark Twain)

(1935) The Dark Angel

as Alan Trent

(1930) The Royal Family of Broadway

as Tony Cavendish

(1930) Sarah and Son

as Howard Vanning

(1951) Death of a Salesman

as Willy Loman

(1936) The Road to Glory

as Lieutenant Michel Denet

(1953) Man on a Tightrope

as Karel Cernik

(1959) Middle of the Night

as Jerry Kingsley

(1934) The Affairs of Cellini

as Benvenuto Cellini

(1957) Albert Schweitzer

as Albert Schweitzer (voice)

(1938) The Buccaneer

as Jean Lafitte

(1949) Christopher Columbus

as Christopher Columbus

(1948) Another Part of the Forest

as Marcus Hubbard

(1931) Honor Among Lovers

as Jerry Stafford

(1929) The Studio Murder Mystery

as Richard Hardell

(1929) The Marriage Playground

as Martin Boyne

(1932) Make Me a Star

as Fredric March (uncredited)

(1932) Strangers in Love

as Buddy Drake / Arthur Drake

(1930) Manslaughter

as Dan O'Bannon

(1930) True to the Navy

as Bull's Eye McCoy

(1933) Tonight Is Ours

as Sabien Pastal

(1930) Laughter

as Paul Lockridge

(1962) The Condemned of Altona

as Albrecht von Gerlach

(1961) The Young Doctors

as Dr. Joseph Pearson

(1938) Trade Winds

as Sam Wye

(1934) Good Dame

as Mace Townsley

(1930) Ladies Love Brutes

as Dwight Howell

(1934) We Live Again

as Prince Dmitri Nekhlyudov

(1941) So Ends Our Night

as Josef Steiner

(2014) Monster Madness: The Golden Age of the Horror Film

as Dr. Henry Jekyll / Mr. Hyde (archive footage)

(1934) All of Me

as Don Ellis

(1945) Welcome Home

as Narrator

(1929) Paris Bound

as Jim Hutton

(1931) My Sin

as Dick Grady

(1984) Going Hollywood: The '30s

as Self (archive footage)

(1961) Hollywood: The Selznick Years

as Count Vronsky (archive footage) (uncredited)

(1921) The Devil

as Bal Masque Participant (uncredited)

(1921) Paying the Piper

as Man (uncredited)

(1933) Hollywood on Parade No. B-5

as Self (archive footage) (uncredited)

(1931) The Night Angel

as Rudek Berken

(1954) A Christmas Carol

as Ebenezer Scrooge

(1939) The 400 Million

as Narration (voice)

(1940) Victory

as Hendrik Heyst

(1956) Island of Allah

as Himself / Narrator

(1930) Paramount on Parade

as Marine

(1936) Breakdowns of 1936

as Self

(1929) Footlights and Fools

as Gregory Pyne

(1938) The Titan: Story of Michelangelo

as Narrator (voice)

(1940) Cavalcade of the Academy Awards

as Self (archive footage)

(1975) Brother, Can You Spare a Dime?

as Self (archive footage)

(1940) Hollywood: Style Center of the World

as Self

(1936) The Making of a Great Motion Picture

as ---

(2003) Complicated Women

as Self (archive footage)

(1990) Myrna Loy: So Nice to Come Home To

as (archive footage)

(1986) The Spencer Tracy Legacy: A Tribute by Katharine Hepburn

as Self (archive footage)

(1944) Valley of the Tennessee

as Narrator (voice)

(1959) A Christmas Carol

as Narrator

(1947) So You Want to Be in Pictures

as Himself (archive footage) (uncredited)

(1958) The Winslow Boy

as Arthur Winslow

(1949) The Twentieth Century

as Oscar Jaffe

(1929) Jealousy

as Pierre

(2007) Famous Monster: Forrest J Ackerman

as Self (archive footage)

(1929) The Dummy

as Trumbull Meredith

(1945) A Pass to Tomorrow

as Self - Narrator

(2021) Coded: The Hidden Love of J.C. Leyendecker

as Archival Footage

(1952) Omnibus

as ---

(1954) The Best of Broadway

as ---

(1950) Lux Video Theatre

as Sam

(1954) Producers' Showcase

as ---

(1953) The Oscars

as Self

(1959) Tales from Dickens

as Self / Host

(1950) Lux Video Theatre

as Captain Matt

(1948) The Ed Sullivan Show

as Self

(1948) Lamp Unto My Feet

as Albert Schweitzer (voice)

(1956) Tony Awards

as Self - Presenter

(1950) What's My Line?

as Self - Mystery Guest