Credits

• 2014 · Monster Madness: The Golden Age of the Horror Film as Dr. Henry Jekyll / Mr. Hyde (archive footage)
• 2007 · Famous Monster: Forrest J Ackerman as Self (archive footage)
• 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)
• 1984 · Going Hollywood: The '30s as Self (archive footage)
• 1975 · Brother, Can You Spare a Dime? as Self (archive footage)
• 1973 · The Iceman Cometh as Harry Hope
• 1970 · Tick... Tick... Tick... as Mayor Jeff Parks
• 1967 · Hombre as Dr. Alex Favor
• 1964 · Seven Days in May as President Jordan Lyman
• 1962 · The Condemned of Altona as Albrecht von Gerlach
• 1961 · Hollywood: The Selznick Years as Count Vronsky (archive footage) (uncredited)
• 1961 · The Young Doctors as Dr. Joseph Pearson
• 1960 · Inherit the Wind as Matthew Harrison Brady
• 1959 · A Christmas Carol as Narrator
• 1959 · Middle of the Night as Jerry Kingsley
• 1959 · Tales from Dickens as Self / Host
• 1958 · The Winslow Boy as Arthur Winslow
• 1957 · Albert Schweitzer as Albert Schweitzer (voice)
• 1956 · Island of Allah as Himself / Narrator
• 1956 · The Man in the Gray Flannel Suit as Ralph Hopkins
• 1956 · Tony Awards as Self - Presenter
• 1956 · Alexander the Great as Philip of Macedonia
• 1955 · The Desperate Hours as Daniel C. Hilliard
• 1954 · A Christmas Carol as Ebenezer Scrooge
• 1954 · The Bridges at Toko-Ri as Rear Adm. George Tarrant
• 1954 · Producers' Showcase as
• 1954 · The Best of Broadway as
• 1954 · Executive Suite as Loren Phineas Shaw
• 1953 · Man on a Tightrope as Karel Cernik
• 1953 · The Oscars as Self
• 1952 · Omnibus as
• 1951 · Death of a Salesman as Willy Loman
• 1951 · It's a Big Country as Joe Esposito
• 1950 · Lux Video Theatre as Sam
• 1950 · Lux Video Theatre as Captain Matt
• 1950 · What's My Line? as Self - Mystery Guest
• 1949 · The Twentieth Century as Oscar Jaffe
• 1949 · Christopher Columbus as Christopher Columbus
• 1948 · An Act of Murder as Judge Calvin Cooke
• 1948 · Lamp Unto My Feet as Albert Schweitzer (voice)
• 1948 · The Ed Sullivan Show as Self
• 1948 · Another Part of the Forest as Marcus Hubbard
• 1947 · So You Want to Be in Pictures as Himself (archive footage) (uncredited)
• 1946 · The Best Years of Our Lives as Al Stephenson
• 1945 · A Pass to Tomorrow as Self - Narrator
• 1945 · Welcome Home as Narrator
• 1944 · Tomorrow, the World! as Mike Frame
• 1944 · The Adventures of Mark Twain as Samuel Langhorne Clemens (Mark Twain)
• 1944 · Valley of the Tennessee as Narrator (voice)
• 1942 · I Married a Witch as Jonathan / Nathaniel / Samuel / Wallace Wooley
• 1941 · Bedtime Story as Luke Drake
• 1941 · One Foot in Heaven as William Spence
• 1941 · So Ends Our Night as Josef Steiner
• 1940 · Victory as Hendrik Heyst
• 1940 · Cavalcade of the Academy Awards as Self (archive footage)
• 1940 · Susan and God as Barrie Trexel
• 1940 · Hollywood: Style Center of the World as Self
• 1939 · The 400 Million as Narration (voice)
• 1938 · Trade Winds as Sam Wye
• 1938 · There Goes My Heart as Bill Spencer
• 1938 · The Titan: Story of Michelangelo as Narrator (voice)
• 1938 · The Buccaneer as Jean Lafitte
• 1937 · Nothing Sacred as Wallace "Wally" Cook
• 1937 · A Star Is Born as Norman Maine
• 1936 · Breakdowns of 1936 as Self
• 1936 · The Road to Glory as Lieutenant Michel Denet
• 1936 · Anthony Adverse as Anthony Adverse
• 1936 · Mary of Scotland as Bothwell
• 1936 · The Making of a Great Motion Picture as
• 1935 · The Dark Angel as Alan Trent
• 1935 · Anna Karenina as Count Vronsky
• 1935 · Les Misérables as Jean Valjean / Champmathieu
• 1934 · We Live Again as Prince Dmitri Nekhlyudov
• 1934 · The Barretts of Wimpole Street as Robert Browning
• 1934 · The Affairs of Cellini as Benvenuto Cellini
• 1934 · Death Takes a Holiday as Prince Sirki
• 1934 · Good Dame as Mace Townsley
• 1934 · All of Me as Don Ellis
• 1933 · Design for Living as Tom Chambers
• 1933 · Hollywood on Parade No. B-5 as Self (archive footage) (uncredited)
• 1933 · The Eagle and the Hawk as Jerry H. Young
• 1933 · Tonight Is Ours as Sabien Pastal
• 1932 · The Sign of the Cross as Marcus Superbus - Prefect of Rome
• 1932 · Smilin' Through as Kenneth Wayne / Jeremy
• 1932 · Hollywood on Parade No. A-1 as Self
• 1932 · Make Me a Star as Fredric March (uncredited)
• 1932 · Merrily We Go to Hell as Jerry Corbett
• 1932 · Strangers in Love as Buddy Drake / Arthur Drake
• 1931 · Dr. Jekyll and Mr. Hyde as Dr. Henry Jekyll / Mr. Edward Hyde
• 1931 · My Sin as Dick Grady
• 1931 · The Night Angel as Rudek Berken
• 1931 · Honor Among Lovers as Jerry Stafford
• 1930 · The Royal Family of Broadway as Tony Cavendish
• 1930 · Laughter as Paul Lockridge
• 1930 · Manslaughter as Dan O'Bannon
• 1930 · True to the Navy as Bull's Eye McCoy
• 1930 · Ladies Love Brutes as Dwight Howell
• 1930 · Paramount on Parade as Marine
• 1930 · Sarah and Son as Howard Vanning
• 1929 · The Marriage Playground as Martin Boyne
• 1929 · Footlights and Fools as Gregory Pyne
• 1929 · Jealousy as Pierre
• 1929 · Paris Bound as Jim Hutton
• 1929 · The Studio Murder Mystery as Richard Hardell
• 1929 · The Wild Party as James Gilmore
• 1929 · The Dummy as Trumbull Meredith
• 1921 · The Devil as Bal Masque Participant (uncredited)
• 1921 · The Education of Elizabeth as Man (uncredited)
• 1921 · Paying the Piper as Man (uncredited)
• 1921 · The Great Adventure as Man (uncredited)