- M. Night Shyamalan (5 movies)
- Makoto Kamiya (2 movies)
- Makoto Yamaguchi (1 movie)
- Måns Mårlind (1 movie)
- Marc Forster (1 movie)
- Marco Ristori (3 movies)
- Marcus Nispel (4 movies)
- Mari Asato (1 movie)
- Mariano Equizzi (1 movie)
- Marino Girolami (1 movie)
- Mario Bava (14 movies)
- Mario Caiano (1 movie)
- Mark A.Z. Dippé (2 movies)
- Mark Allen (1 movie)
- Mark Polonia (2 movies)
- Mark Steven Johnson (1 movie)
- Martin Kitrosser (1 movie)
- Martin Weisz (1 movie)
- Mary Harron (1 movie)
- Mary Lambert (4 movies)
- Masayuki Ochiai (2 movies)
- Massimiliano Cerchi (1 movie)
- Mathias Dinter (1 movie)
- Mathieu Kassovitz (1 movie)
- Matt Cunningham (1 movie)
- Matthew Hastings (1 movie)
- Matthijs van Heijningen Jr. (1 movie)
- Maurizio Lucidi (1 movie)
- McG (1 movie)
- Mennan Yapo (1 movie)
- Merian C. Cooper (1 movie)
- Michael Anderson (1 movie)
- Michael Angelo (1 movie)
- Michael Chaves (1 movie)
- Michael Crichton (1 movie)
- Michael D. Sellers (1 movie)
- Michael Gornick (1 movie)
- Michael Hamilton-Wright (1 movie)
- Michael Haneke (2 movies)
- Michael Hurst (1 movie)
- Michael J. Gallagher (1 movie)
- Michael Powell (1 movie)
- Michael Reeves (1 movie)
- Michael Roesch (1 movie)
- Michael Spierig (3 movies)
- Michael Taverna (1 movie)
- Michele Soavi (4 movies)
- Mick Garris (2 movies)
- Mike Flanagan (1 movie)
- Mike Johnson (1 movie)
