Actors
- Mark O'Halloran (2 movies)
- Mark Power (1 movie)
- Mark S. Porro (1 movie)
- Mark Sheppard (1 movie)
- Mark Strong (3 movies)
- Mark Tankersley (1 movie)
- Mark Williams (1 movie)
- Markéta Irglová (1 movie)
- Markus Weller (1 movie)
- Marta Torné (1 movie)
- Martin Benrath (2 movies)
- Martin Benson (1 movie)
- Martin Compston (1 movie)
- Martin Dempsey (2 movies)
- Martin Firket (1 movie)
- Martin Landau (1 movie)
- Martin Lucey (2 movies)
- Martin McCann (4 movies)
- Martin Murphy (3 movies)
- Martin Sheen (3 movies)
- Martina Gedeck (1 movie)
- Marty Feldman (1 movie)
- Mary Corduff (1 movie)
- Mary Kay Place (1 movie)
- Mary Meagher (1 movie)
- Mary Mitchel (1 movie)
- Mary Moulds (1 movie)
- Mary O'Shea (1 movie)
- Masahide Fuse (1 movie)
- Mathias Mlekuz (1 movie)
- Mathieu Carrière (1 movie)
- Mathieu Genet (1 movie)
- Mathieu Kassovitz (1 movie)
- Matt Damon (1 movie)
- Matt Dillon (1 movie)
- Matt Gordon (1 movie)
- Matt Holland (1 movie)
- Matt Jessup (1 movie)
- Matt Keeslar (1 movie)
- Matthew Goode (1 movie)
- Matthew J. Walters (1 movie)
- Matthew Lewis (1 movie)
- Matthew Macfadyen (1 movie)
- Matthew McConaughey (1 movie)
- Matthew Rhys (1 movie)
- Matyelok Gibbs (1 movie)
- Maura Foley (2 movies)
- Maureen Delaney (2 movies)
- Maureen Lipman (1 movie)
- Maureen O'Dea (1 movie)