| Mencák, Břetislav | Břetislav Mencák | Translator | 1958 - 2012 | 12 | |
| Mágori, Dóra | Dóra Mágori | Actor | 1927 - 1935 | 38 | |
| Miskey, József | József Miskey | Actor, Director | 1927 - 1928 | 7 | |
| Mihályi, Mária | Mária Mihályi | Actor | 1927 - 1928 | 10 | |
| Maczonkai, József | József Maczonkai | Actor | 1927 - 1928 | 9 | |
| Meyer, Karin | Karin Meyer | Actor | 1922 - 1940 | 12 | |
| Mangår, Erling | Erling Mangår | Actor | 1928 | 1 | |
| Musäus, Peter | Peter Musäus | Actor | 1964 - 2015 | 3 | |
| Mészáros, Ági | Ági Mészáros | Actor | 1974 - 1978 | 2 | |
| Mason, Roger | Roger Mason | Actor | 1976 | 1 | |
| Matic, Hans | Hans Matic | Actor | 1973 - 1983 | 3 | |
| Müller-Kopp, Bert | Bert Müller-Kopp | Actor | 1973 | 1 | |
| Mönch, Peter | Peter Mönch | Actor | 1973 | 1 | |
| Meek, Barbara | Barbara Meek | Actor | 1975 - 1983 | 5 | |
| Miller, Arthur | Arthur Miller | Adaptation, Dramaturg, Translator | 1950 - 2020 | 130 | |
| McGill, Bruce | Bruce McGill | Actor | 1975 | 4 | |
| Milichovská, Eva | Eva Milichovská | Designer | 1971 | 1 | |
| Mackley, Philip | Philip Mackley | Actor | 1976 | 1 | |
| Manet, Michelle | Michelle Manet | Actor | 1977 | 1 | |
| Miterko, Julie | Julie Miterko | Actor | 1975 | 2 | |
| Maurel, Jean-Francis | Jean-Francis Maurel | Actor | 1977 | 1 | |
| Mussier, Jacques | Jacques Mussier | Actor | 1977 | 1 | |
| Mourier, Jean | Jean Mourier | Costume Designer, Designer | 1977 | 2 | |
| Moser, Charlotte | Charlotte Moser | Actor | 1973 | 1 | |
| Miller, Richard, A. | Richard A. Miller | Designer | 1975 | 1 | |
| Michel, Sibylle | Sibylle Michel | Actor | 1973 - 1980 | 2 | |
| Martin, Christopher | Christopher Martin | Actor, Adaptation, Designer, Director | 1974 - 1981 | 10 | |
| Meyer, Hannes | Hannes Meyer | Costume Designer, Designer | 1965 - 1974 | 5 | |
| Mackey, Karl | Karl Mackey | Director | 1973 | 1 | |
| Misiak, Sarah | Sarah Misiak | Actor | 1974 - 2000 | 4 | |
| Maurstad, Tordis | Tordis Maurstad | Actor | 1928 - 2006 | 18 | |
| Meves, Karl-Ulrich | Karl-Ulrich Meves | Actor | 1972 | 1 | |
| Moreas, Tasos | Tasos Moreas | Actor | 1974 | 7 | |
| Malawski, Zygmunt | Zygmunt Malawski | Actor | 1971 | 1 | |
| Modrzyńska, Urszula | Urszula Modrzyńska | Actor | 1971 | 1 | |
| McDonnell, Mary | Mary McDonnell | Actor | 1974 - 1986 | 2 | |
| Mayen, Gerd | Gerd Mayen | Actor | 1975 - 1987 | 2 | |
| Mueller-Stahl, Hagen | Hagen Mueller-Stahl | Adaptation, Director | 1972 - 1975 | 5 | |
| Minotis, Alexis | Alexis Minotis | Actor, Director | 1928 - 1979 | 32 | |
| Mousouris, Kostas | Kostas Mousouris | Actor | 1928 - 1929 | 2 | |
| Merlyn, Anne | Anne Merlyn | Actor | 1928 | 1 | |
| Myrdahl, Johannes | Johannes Myrdahl | Actor | 1928 | 2 | |
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