| 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 | |
| Mervild, Kaj | Kaj Mervild | Director | 1928 | 1 | |
| Mogensen, Laura | Laura Mogensen | Actor | 1912 - 1928 | 3 | |
| Marinaro, Martin | Martin Marinaro | Actor | 1974 | 1 | |
| Maddison, John | John Maddison | Actor | 1974 | 1 | |
| Murphy, J.J. | J. J. Murphy | Actor | 1975 | 1 | |
| Medbøe, Katja | Katja Medbøe | Actor | 1975 - 1980 | 5 | |
| Minkov, Minko | Minko Minkov | Actor | 1977 | 1 | |
| Marshall, T. H. | T. H. Marshall | Director | 1928 | 1 | |
| Moss, Doreen | Doreen Moss | Actor | 1928 | 1 | |
| Moore, Meriel | Meriel Moore | Actor | 1928 - 1948 | 4 | |
| Marsh, Ric | Ric Marsh | Actor, Designer | 1973 | 2 | |
| Martin, W.T. | W. T. Martin | Actor | 1973 | 1 | |
| McLain, John | John McLain | Lighting Designer | 1973 | 1 | |
| Mauthe, Karl-Heinz | Karl-Heinz Mauthe | Actor | 1972 - 1973 | 2 | |
| Mikkelsen, Magnar | Magnar Mikkelsen | Adaptation | 1975 - 1976 | 9 | |
| Maurer, Beatrice | Beatrice Maurer | Actor | 1973 | 1 | |
| Manikowsky, Georg von | Georg von Manikowsky | Actor | 1973 | 1 | |
| Marvin, Mary | Mary Marvin | Actor | 1928 | 1 | |
| Millard, Lionel | Lionel Millard | Actor | 1928 | 1 | |
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