Millard Mitchell (August 14, 1903 – October 13, 1953) was an American character actor whose credits include roughly thirty feature films and two television appearances.
Born in Havana, Cuba, he appeared as a bit player in eight films between 1931 and 1936. Mitchell returned to film work in 1942 after a six-year absence. Between 1942 and 1953, he was a successful supporting actor.
For his performance in the film, My Six Convicts (1952), Mitchell won the Golden Globe Award for Best Supporting Actor – Motion Picture. He is also known for his role as Col. Rufus Plummer in Billy Wilder's A Foreign Affair (1948), as Gregory Peck's commanding officer in the war drama Twelve O'Clock High (1949), and as the fictional movie mogul R. F. Simpson in the musical comedy Singin' in the Rain (1952).
Mitchell died at the age of fifty from lung cancer at St. John's Hospital in Santa Monica, and was interred in Holy Cross Cemetery in Culver City.
- A Lesson in Love (1931) Role: Freshman
- Mr. and Mrs. North (1942) Role: Detective Mullins
- Grand Central Murder (1942) Role: Arthur Doolin
- Slightly Dangerous (1943) Role: Baldwin
- Swell Guy (1946) Role: Steve
- Kiss of Death (1947) Role: Detective Shelby
- A Double Life (1947) Role: Al Cooley
- A Foreign Affair (1948) Role: Col. Rufus J. Plummer
- Thieves' Highway (1949) Role: Ed Kinney
- Everybody Does It (1949) Role: Mike Craig
- Twelve O'Clock High (1949) Role: Major General Pritchard
- The Gunfighter (1950) Role: Marshall Mark Strett
- Winchester '73 (1950) Role: High-Spade Frankie Wilson
- Convicted (1950) Role: Malloby
- Mister 880 (1950) Role: "Mac" Mc Intire
- You're in the Navy Now (1951) Role: Chief George Larrabee
- My Six Convicts (1952) Role: James Connie
- Singin' in the Rain (1952) Role: R. F. Simpson
- The Naked Spur (1953) Role: Jesse Tate
- Here Come the Girls (1953) Role: Albert Snodgrass