- M. Emmet Walsh (1 film)
- M.C. Gainey (1 film)
- Mabel King (1 film)
- Mable John (1 film)
- Macarena García (1 film)
- Machine Gun Kelly (1 film)
- Mack Beggs (1 film)
- Macon McCalman (1 film)
- Macy Gray (3 films)
- Maddie Baillio (1 film)
- Madison Wolfe (1 film)
- Maestro (1 film)
- Magali Alvarado (1 film)
- Magaly Berdy (1 film)
- Maggie Gyllenhaal (1 film)
- Maggie Lawson (1 film)
- Maggie Mulubwa (1 film)
- Maggie Rush (2 films)
- Mahershala Ali (5 films)
- Maïmouna Gueye (1 film)
- Majdouline Idrissi (1 film)
- Malachi Kirby (1 film)
- Malcolm Barrett (2 films)
- Malcolm David Kelley (1 film)
- Malcolm McDowell (2 films)
- Malcolm Stewart (1 film)
- Malcolm X (1 film)
- Malcolm-Jamal Warner (2 films)
- Malick Bowens (1 film)
- Malik Barnhardt (2 films)
- Malik Sealy (1 film)
- Malik Yoba (1 film)
- Malik Zidi (1 film)
- Malin Åkerman (1 film)
- Malinda Williams (8 films)
- Mallika Sherawat (1 film)
- Mamadou Bathily (1 film)
- Mamadou Lam (1 film)
- Mame Bineta Sane (1 film)
- Mamoudu Turay Kamara (1 film)
- Mamusu Kallon (1 film)
- Manish Dayal (1 film)
- Manuel 'Guajiro' Mirabal (2 films)
- Marc Alaimo (1 film)
- Marc Blucas (1 film)
- Marc John Jefferies (2 films)
- Marc Macaulay (1 film)
- Marc Menchaca (1 film)
- Marc Pierret (1 film)
- Marc Zinga (2 films)