| Machida, Marie | Marie Machida | Actor | 2009 | 1 | |
| Maydon, Alistair | Alistair Maydon | Actor | 2009 | 1 | |
| Mathews, Barbara | Barbara Mathews | Actor | 2009 | 1 | |
| Macheiner, Barbara | Barbara Macheiner | Actor | 2009 | 4 | |
| Meling, Ina | Ina Meling | Actor | 2009 | 2 | |
| Maguire, Georgia | Georgia Maguire | Actor | 2009 | 1 | |
| McMurtry, Jonathan | Jonathan McMurtry | Actor | 2010 | 1 | 1 |
| Mayn, Bianca, Ioana | Bianca Ioana Mayn | Actor | 2016 | 1 | |
| Maaß, Stefan | Stefan Maaß | Actor | 2009 | 1 | |
| Malmberg, Karl | Karl Malmberg | Actor | 2010 - 2011 | 2 | 2 |
| Mukhoapdhyay, Sohini | Sohini Mukhoapdhyay | Actor | 2009 - 2010 | 3 | |
| Mukhopadhyay, Shiboprasad | Shiboprasad Mukhopadhyay | Actor | 2009 - 2010 | 3 | |
| Müller, Anne | Anne Müller | Actor | 2009 - 2010 | 20 | 1 |
| Mägi, Arvi | Arvi Mägi | Actor | 2001 - 2010 | 2 | |
| Matić, Peter | Peter Matić | Actor | 2010 | 1 | |
| Montes, Felipe | Felipe Montes | Actor | 2010 | 1 | |
| Millington, Kevin | Kevin Millington | Actor | 2010 | 3 | |
| Morris, Lewis | Lewis Morris | Actor | 2010 | 2 | |
| Marschall, Gona | Gona Marschall | Actor | 1917 | 1 | |
| Myrén, Moa | Moa Myrén | Actor | 2009 | 1 | |
| Moliner, Benjamin | Benjamin Moliner | Actor | 2009 - 2011 | 6 | |
| Marowsky, Karl | Karl Marowsky | Actor | 1909 - 1912 | 2 | |
| Modic, Hans | Hans Modic | Actor | 1909 | 1 | |
| Mongillo, Fiona | Fiona Mongillo | Actor | 2009 | 1 | 1 |
| Masumoto, Tatsuya | Tatsuya Masumoto | Actor | 2009 | 1 | |
| Mitchell, Tory | Tory Mitchell | Actor | 2010 | 1 | |
| Marchand, Jacques | Jacques Marchand | Actor | 2010 | 2 | 1 |
| Mortagne, Christoff Raphaël | Christoff Raphaël Mortagne | Actor | 2009 - 2011 | 40 | |
| Maurer, Otto, von | Otto von Maurer | Actor | 1912 | 1 | |
| McEnery, John | John McEnery | Actor | 2010 | 1 | |
| Mian, Julhash | Julhash Mian | Actor | 2009 | 2 | |
| Melissen, Beppie | Beppie Melissen | Actor | 2009 | 10 | |
| Malmberg, Olaf | Olaf Malmberg | Actor | 2009 | 35 | |
| Mithu, Md. | Md. Mithu | Actor | 2009 | 1 | |
| Midgley, Patrick | Patrick Midgley | Actor | 2009 | 1 | |
| Merken, Aaron | Aaron Merken | Actor | 2010 | 1 | |
| Malmquist, Sandra | Sandra Malmquist | Actor | 2010 | 32 | |
| Millgård, Moa | Moa Millgård | Actor | 2009 | 1 | 1 |
| Matsuzaki, Kengo | Kengo Matsuzaki | Actor | 2009 | 1 | |
| Morsbach, Rylan | Rylan Morsbach | Actor | 2009 | 1 | 1 |
| Malabre, Carrie | Carrie Malabre | Actor | 2009 | 1 | 1 |
| Mikulič, - | - Mikulič | Actor | 1922 | 1 | |
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