| Máté, Gábor | Gábor Máté | Actor | 2002 - 2014 | 8 | |
| Morvay, Imre | Imre Morvay | Actor | 2007 - 2010 | 6 | |
| Mannov, Eva | Eva Mannov | Actor | 2000 | 2 | |
| Mignon, Eloise | Eloise Mignon | Actor | 2011 - 2016 | 7 | 1 |
| Malmsjö, Jonas | Jonas Malmsjö | Actor | 2001 - 2015 | 11 | |
| Munch, Karine | Karine Munch | Actor | 1995 - 1996 | 4 | |
| Malmström, Kent | Kent Malmström | Actor | 1970 - 1996 | 5 | |
| Maurstad, Peder | Peder Maurstad | Actor | 1971 - 1978 | 5 | |
| Michelsen, Ragnhild | Ragnhild Michelsen | Actor | 1942 - 1981 | 28 | |
| Maijala, Marjaana | Marjaana Maijala | Actor | 1995 - 1996 | 2 | |
| Mäkinen, Minna | Minna Mäkinen | Actor | 1995 - 1996 | 2 | |
| Minoungou, Etienne | Etienne Minoungou | Actor | 1992 | 1 | |
| Mande, Hamadou | Hamadou Mande | Actor | 1992 | 2 | |
| Melton, Heather | Heather Melton | Actor | 1998 | 2 | |
| Murad, Samir | Samir Murad | Actor | 2004 - 2006 | 10 | |
| Marins, Carla | Carla Marins | Actor | 2004 - 2006 | 10 | |
| Maščenko, V. | V. Maščenko | Actor | 1996 | 1 | |
| Molotov, V. | V. Molotov | Actor | 1996 | 1 | |
| Mielnikow, Maria | Maria Mielnikow | Actor | 1992 | 2 | |
| Michalski, Stanisław | Stanisław Michalski | Actor | 1975 - 1992 | 4 | |
| Michalopoulou, Loukia | Loukia Michalopoulou | Actor | 2010 | 2 | 1 |
| Moriarty, Jim | Jim Moriarty | Actor | 1990 - 1991 | 5 | |
| McCauley, Peter | Peter McCauley | Actor | 1990 - 2019 | 10 | |
| Ming, Xu | Xu Ming | Actor | 2006 - 2010 | 7 | |
| Matthes, Ulrich | Ulrich Matthes | Actor | 1989 - 1995 | 5 | |
| Michael, Wolfgang | Wolfgang Michael | Actor | 1985 - 2013 | 6 | |
| Mejzlík, Miloslav | Miloslav Mejzlík | Actor | 1990 - 2008 | 7 | |
| McCusker, Stella | Stella McCusker | Actor | 1982 - 2003 | 4 | |
| McCloskey, Eileen | Eileen McCloskey | Actor | 1990 | 2 | |
| Mahmodzadeh, Mona | Mona Mahmodzadeh | Actor | 2008 | 1 | |
| Mukherjee, Kamaleshwar | Kamaleshwar Mukherjee | Actor | 2004 | 1 | |
| Mahanta, Alok | Alok Mahanta | Actor | 2004 | 1 | |
| Mukherjee, Arati | Arati Mukherjee | Actor | 2004 | 1 | |
| Marti, Gabriele | Gabriele Marti | Actor | 1977 | 1 | |
| Mortimer, Charles | Charles Mortimer | Actor | 1928 | 1 | |
| Moore, Mabel | Mabel Moore | Actor | 1927 - 1937 | 3 | |
| Macgill, Moyna | Moyna Macgill | Actor | 1928 | 1 | |
| McDonald, Katherine | Katherine McDonald | Actor | 1928 | 1 | |
| Moon, Franklin | Franklin Moon | Actor | 1928 | 1 | |
| Membrives, Lola | Lola Membrives | Actor | 1928 - 1929 | 9 | |
| Murphy, John Daly | John Daly Murphy | Actor | 1900 - 1929 | 5 | |
| Monroe, Frank | Frank Monroe | Actor | 1928 - 1929 | 3 | |
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