- Mark Webber (5 movies)
- Marlon Wayans (5 movies)
- Martin Klebba (5 movies)
- Mary Ellen Trainor (5 movies)
- Matt Bomer (5 movies)
- Matt Craven (5 movies)
- Matthew Broderick (5 movies)
- Matthew Fox (5 movies)
- Matthew Macfadyen (5 movies)
- Matyelok Gibbs (5 movies)
- Maximiliano Hernández (5 movies)
- Meagan Good (5 movies)
- Mekhi Phifer (5 movies)
- Mélanie Laurent (5 movies)
- Mia Wasikowska (5 movies)
- Michael Chiklis (5 movies)
- Michael Ealy (5 movies)
- Michael Rispoli (5 movies)
- Michael Shanks (5 movies)
- Mike Birbiglia (5 movies)
- Mischa Barton (5 movies)
- MyAnna Buring (5 movies)
- Mads Mikkelsen (6 movies)
- Mark Williams (6 movies)
- Mary Kay Place (6 movies)
- Mary-Louise Parker (6 movies)
- Maurice LaMarche (6 movies)
- Max Minghella (6 movies)
- Michael Cera (6 movies)
- Michael Chernus (6 movies)
- Michael Clarke Duncan (6 movies)
- Michael J. Fox (6 movies)
- Michael Smiley (6 movies)
- Michael Stuhlbarg (6 movies)
- Michaela Watkins (6 movies)
- Mike Vogel (6 movies)
- Mindy Kaling (6 movies)
- Morris Chestnut (6 movies)
- Maggie Q (7 movies)
- Mark Hamill (7 movies)
- Martin Sheen (7 movies)
- Max Martini (7 movies)
- Max von Sydow (7 movies)
- Michael Angarano (7 movies)
- Michael Douglas (7 movies)
- Michael Papajohn (7 movies)
- Michelle Pfeiffer (7 movies)
- Mickie McGowan (7 movies)
- Mike Epps (7 movies)
- Miriam Margolyes (7 movies)