Leon Errol (3 Julie 1881 – 12 Oktober 1951) was 'n Amerikaanse akteur en skrywer. Hy was bekend vir sy rolle in die rolprente We're Not Dressing (1934), The Girl from Mexico (1939), Higher and Higher (1943), en The Invisible Man's Revenge (1944).
- 1925: Clothes Make the Pirate
- 1925: Sally
- 1927: The Lunatic at Large
- 1930: Only Saps Work
- 1931: One Heavenly Night
- 1931: Finn and Hattie
- 1931: Her Majesty, Love
- 1934: We're Not Dressing
- 1935: Princess O'Hara
- 1939: The Girl from Mexico
- 1940: Mexican Spitfire
- 1940: Mexican Spitfire Out West
- 1940: Pop Always Pays
- 1941: Hurry, Charlie, Hurry
- 1941: The Mexican Spitfire's Baby
- 1941: Moonlight in Hawaii
- 1941: Never Give a Sucker an Even Break
- 1941: Six Lessons from Madame La Zonga
- 1941: Where Did You Get That Girl?
- 1942: Mexican Spitfire Sees a Ghost
- 1942: Mexican Spitfire at Sea
- 1942: Mexican Spitfire's Elephant
- 1942: Strictly in the Groove
- 1943: Higher and Higher
- 1943: Cowboy in Manhattan
- 1943: Follow the Band
- 1943: Gals, Incorporated
- 1943: Mexican Spitfire's Blessed Event
- 1944: The Invisible Man's Revenge
- 1944: Babes on Swing Street
- 1944: Hat Check Honey
- 1944: Slightly Terrific
- 1944: Twilight on the Prairie
- 1945: Mama Loves Papa
- 1945: She Gets Her Man
- 1945: Under Western Skies
- 1945: What a Blonde
- 1946: Gentleman Joe Palooka
- 1946: Joe Palooka, Champ
- 1946: Riverboat Rhythm
- 1947: Joe Palooka in the Knockout
- 1948: Joe Palooka in Fighting Mad
- 1948: The Noose Hangs High
- 1948: Variety Time
- 1949: Joe Palooka in the Big Fight
- 1949: Joe Palooka in The Counterpunch
- 1950: Joe Palooka in Humphrey Takes a Chance
- 1950: Joe Palooka Meets Humphrey
- 1951: Footlight Varieties
- 1953: Merry Mirthquakes