- Michael Rennie (2 movies)
- Michael Ross (1 movie)
- Michael Visaroff (4 movies)
- Michael Whalen (1 movie)
- Michel Thomass (1 movie)
- Michèle Morgan (2 movies)
- Micheline Cheirel (1 movie)
- Mickey Kuhn (1 movie)
- Mickey Rentschler (2 movies)
- Mickey Rooney (3 movies)
- Midge Ware (1 movie)
- Mike Donlin (1 movie)
- Mike Donovan (2 movies)
- Mike Kellin (2 movies)
- Mike Lally (3 movies)
- Mike Mazurki (1 movie)
- Mike Steele (1 movie)
- Milburn Morante (1 movie)
- Milburn Stone (5 movies)
- Mildred Coles (2 movies)
- Mildred Gover (1 movie)
- Mildred Shay (1 movie)
- Miles Malleson (1 movie)
- Miles Mander (1 movie)
- Milton Berle (1 movie)
- Milton Kibbee (3 movies)
- Mimi Aguglia (2 movies)
- Mimmo Palmara (1 movie)
- Mimmo Poli (1 movie)
- Minerva Urecal (3 movies)
- Minor Watson (1 movie)
- Mira McKinney (1 movie)
- Miriam Hopkins (1 movie)
- Mischa Auer (2 movies)
- Mitchell Lewis (2 movies)
- Mitzi Green (1 movie)
- Moe Howard (5 movies)
- Molly Fisher (1 movie)
- Molly McCarthy (1 movie)
- Moms Mabley (2 movies)
- Mona Barrie (1 movie)
- Mona Knox (1 movie)
- Mona McKinnon (1 movie)
- Mona Ray (1 movie)
- Monica Bannister (1 movie)
- Monroe Owsley (1 movie)
- Montagu Love (2 movies)
- Monte Blue (2 movies)
- Monte Carter (1 movie)
- Monte Collins (1 movie)