- Merritt Stone (1 movie)
- Mervin Williams (1 movie)
- Mervyn Johns (1 movie)
- Michael Ansara (1 movie)
- Michael Chapin (1 movie)
- Michael Emmet (1 movie)
- Michael Jeffers (1 movie)
- Michael Learned (1 movie)
- Michael O'Shea (1 movie)
- Michael Pate (1 movie)
- Michael Ross (1 movie)
- Michael Whalen (1 movie)
- Michel Thomass (1 movie)
- Micheline Cheirel (1 movie)
- Mickey Kuhn (1 movie)
- Midge Ware (1 movie)
- Mike Donlin (1 movie)
- Mike Mazurki (1 movie)
- Mike Steele (1 movie)
- Milburn Morante (1 movie)
- Mildred Gover (1 movie)
- Mildred Shay (1 movie)
- Miles Malleson (1 movie)
- Miles Mander (1 movie)
- Milton Berle (1 movie)
- Mimmo Palmara (1 movie)
- Mimmo Poli (1 movie)
- Minor Watson (1 movie)
- Mira McKinney (1 movie)
- Miriam Hopkins (1 movie)
- Mitzi Green (1 movie)
- Molly Fisher (1 movie)
- Molly McCarthy (1 movie)
- Mona Barrie (1 movie)
- Mona Knox (1 movie)
- Mona McKinnon (1 movie)
- Mona Ray (1 movie)
- Monica Bannister (1 movie)
- Monroe Owsley (1 movie)
- Monte Carter (1 movie)
- Monte Collins (1 movie)
- Monte Landis (1 movie)
- Monte Vandergrift (1 movie)
- Monty O'Grady (1 movie)
- Monty Woolley (1 movie)
- Moore Marriott (1 movie)
- Morgan Conway (1 movie)
- Morgan Farley (1 movie)
- Morgan Jones (1 movie)
- Morris Harvey (1 movie)