| Maramenos, Giorgos | Giorgos Maramenos | Actor | 1965 - 1979 | 2 | |
| Malik, Helmut | Helmut Malik | Actor | 1965 | 2 | |
| Müller, Klaus | Klaus Müller | Actor | 1965 | 2 | |
| Mitsakis, Vasilis | Vasilis Mitsakis | Actor | 1964 - 1965 | 2 | |
| Müller, Hans | Hans Müller | Actor | 1965 | 1 | |
| Martin-Kruckenberg, Rolf | Rolf Martin-Kruckenberg | Actor | 1965 | 1 | |
| Markoff, Wolf | Wolf Markoff | Actor | 1965 | 1 | |
| Morgan, Mario | Mario Morgan | Adaptation, Director | 1965 - 1980 | 3 | |
| Molnár, Levente | Levente Molnár | Actor | 2004 - 2008 | 6 | |
| Molnár, Tibor | Tibor Molnár | Actor | 2004 | 1 | |
| Meyer, Jesse | Jesse Meyer | Actor | 1997 | 1 | |
| Meyer, Barbara, Braden | Barbara Braden Meyer | Costume Designer | 1997 | 1 | |
| Marin, Georg | Georg Marin | Actor | 1989 | 5 | |
| Maitre, Martin, le | Martin le Maitre | Actor | 2015 - 2016 | 2 | |
| Minnaar, Dawid | Dawid Minnaar | Actor | 2015 - 2016 | 2 | |
| Matsui, Rumi | Rumi Matsui | Designer | 2002 | 1 | |
| Maeda, Fumiko | Fumiko Maeda | Costume Designer | 2002 - 2010 | 17 | |
| Maeda, Teruo | Teruo Maeda | Lighting Designer | 2002 | 1 | |
| Müller, Sabine | Sabine Müller | Actor | 2002 | 1 | |
| Moén, Mari | Mari Moén | Director | 2002 | 1 | |
| Marcus, Valerie | Valerie Marcus | Costume Designer | 2002 | 1 | |
| McClain, LeRoy | LeRoy McClain | Actor | 2002 | 1 | |
| Manna, Tony | Tony Manna | Actor | 2002 | 1 | |
| M. Tesoro, Carlos | Carlos M. Tesoro | Actor | 2002 | 3 | |
| Mo Hanan, Stephen | Stephen Mo Hanan | Actor | 2002 | 1 | |
| Mercelas, Luisa | Luisa Mercelas | Actor | 2002 | 3 | |
| Madeira, Rui | Rui Madeira | Designer, Director | 2002 - 2023 | 18 | |
| Möller, Dirk | Dirk Möller | Actor | 2002 | 2 | |
| Missuweit, Lothar | Lothar Missuweit | Actor | 2002 | 1 | |
| Meier, Hendrik | Hendrik Meier | Actor | 2002 | 1 | |
| Maaß, Klaus | Klaus Maaß | Actor | 2002 | 1 | |
| Matos, Catarina | Catarina Matos | Actor | 2002 | 6 | |
| Monteiro, Tobias | Tobias Monteiro | Actor | 2002 | 5 | |
| Menzi, Walter | Walter Menzi | Actor | 2002 - 2004 | 132 | |
| Michel, Marie-Louise | Marie-Louise Michel | Dramaturg | 2002 - 2004 | 33 | |
| Müller, Lothar | Lothar Müller | Actor | 2002 | 1 | |
| Marsky, Richard | Richard Marsky | Actor | 1900 | 1 | |
| Meier, Franz | Franz Meier | Actor | 1900 | 1 | |
| Müller, Erwin | Erwin Müller | Actor | 1901 - 1909 | 4 | |
| Merilehto, Antti | Antti Merilehto | Actor | 2002 | 1 | |
| Mäkinen, Mikko | Mikko Mäkinen | Actor | 2002 | 1 | |
| Myöhänen, Neea | Neea Myöhänen | Actor | 2002 | 1 | |
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