Actor
- Cineastas contra magnates (2005) .... Himself (archive footage) (uncredited)
- Goldwyn: The Man and His Movies (2005) .... Himself (archive footage)
- Irving Thalberg: Prince of Hollywood (2005) .... Himself (archive footage)
- Captured on Film: The True Story of Marion Davies (2001) .... Himself (archive audiotape interview) (archive footage) (uncredited)
- Federico Fellini - un autoritratto ritrovato (2000) .... Himself (archive footage)
- The First 100 Years: A Celebration of American Movies (1995) .... Himself (archive footage)
- A Personal Journey with Martin Scorsese Through American Movies (1995) .... Himself (archive footage)
- Hollywood Mavericks (1990) .... Himself (archive footage)
- The Wonderful Wizard of Oz: 50 Years of Magic (1990) .... Himself (archive footage)
- Love and Money (1982) .... Walter Klein
- Hollywood (1980) .... Himself
- The Men Who Made the Movies: King Vidor (1973) .... Himself
- 75 Years of Cinema Museum (1972) .... Himself
- Hollywood: The Selznick Years (1969) .... Himself
- 30 Years of Fun (1963) .... (archive footage)
- Hedda Hopper's Hollywood (1960) .... Himself
- It's a Great Feeling (1949) .... Himself, Cameo Appearance (uncredited)
- Northward, Ho! (1940) .... Himself (uncredited)
- Our Daily Bread (1934) .... Farmer Yelling 'Let It Go!' (uncredited)
- Show People (1928) .... Himself (uncredited)
- 1925 Studio Tour (1925) .... Himself - a Director
- Souls for Sale (1923) .... Himself - Celebrity Director (uncredited)
- Intolerance: Love's Struggle Throughout the Ages (1916) .... Extra (uncredited)
- The Metaphor (1980) ....
- Solomon and Sheba (1959) ....
- War and Peace (1956) ....
- Man Without a Star (1955) ....
- Light's Diamond Jubilee (1954) ....
- Ruby Gentry (1953) ....
- Japanese War Bride (1952) ....
- Lightning Strikes Twice (1951) ....
- On Our Merry Way (1950) ....
- Beyond the Forest (1949) ....
- The Fountainhead (1949) ....
- Duel in the Sun (1948) ....
- An American Romance (1945) ....
- H.M. Pulham, Esq. (1941) ....
- Comrade X (1940) ....
- 'Northwest Passage' (Book I -- Rogers' Rangers) (1940) ....
- The Wizard of Oz (1939) .... (Kansas scenes) (uncredited)
- The Citadel (1939) ....
- Stella Dallas (1937) ....
- The Texas Rangers (1936) ....
- So Red the Rose (1935) ....
- The Wedding Night (1935) ....
- Our Daily Bread (1934) ....
- The Stranger's Return (1933) ....
- Cynara (1932) ....
- Bird of Paradise (1932) ....
- The Champ (1931) .... (uncredited)
- Street Scene (1931) ....
- Billy the Kid (1930) ....
- Not So Dumb (1930) ....
- Hallelujah! (1929) ....
- Show People (1928) ....
- The Patsy (1928) ....
- La Boheme (1926) ....
- The Wife of the Centaur (1924) ....
- His Hour (1924) ....
- Wild Oranges (1924) ....
- Conquering the Woman (1922) ....
- Love Never Dies (1921) ....
- The Jack-Knife Man (1920) ....
- The Family Honor (1920) .... (as King W. Vidor)
- Thief or Angel (1918) ....
- The Rebellion (1918) ....
- The Metaphor (1980) .... producer
- Ruby Gentry (1953) .... producer
- An American Romance (1945) .... producer
- H.M. Pulham, Esq. (1941) .... producer (uncredited)
- Comrade X (1940) .... producer
- The Texas Rangers (1936) .... producer
- Our Daily Bread (1934) .... producer (uncredited)
- Bird of Paradise (1932) .... producer
- The Champ (1931) .... producer
- Billy the Kid (1930) .... producer
- Not So Dumb (1930) .... producer
- Hallelujah! (1929) .... producer
- The Patsy (1928) .... producer
- Conquering the Woman (1922) .... producer
- Love Never Dies (1921) .... producer
- The Jack-Knife Man (1920) .... producer
- The Family Honor (1920) .... producer
- The Jack-Knife Man (1920) .... presenter
- War and Peace (1956) .... (screenplay) and
- Streets of Laredo (1949) .... original screenplay (uncredited)
- An American Romance (1945) .... (story)
- H.M. Pulham, Esq. (1941) .... (screenplay)
- 'Northwest Passage' (Book I -- Rogers' Rangers) (1940) .... uncredited
- The Texas Rangers (1936) .... story
- Our Daily Bread (1934) .... (story)
- Hallelujah! (1929) .... (story)
- His Hour (1924) .... titles
- Wild Oranges (1924) .... (adaptation)
- Love Never Dies (1921) .... adaptation
- There Goes the Bride (1918) .... story


