| Marks, Jonathan | Jonathan Marks | Actor | 1978 | 1 | |
| Murphy, H.S. | H.S. Murphy | Actor | 1978 | 1 | |
| Martinsen, Lill | Lill Martinsen | Mask Maker | 1990 | 1 | |
| Mainoni, Susanna | Susanna Mainoni | Costume Designer | 1984 | 1 | |
| Musy, Gianni | Gianni Musy | Actor | 1984 | 1 | |
| Miles, Carmen | Carmen Miles | Actor | 2012 | 1 | |
| Malcolm, Angelique | Angelique Malcolm | Actor | 2012 | 1 | |
| Mitchell, Graham | Graham Mitchell | Actor | 2012 | 1 | |
| Meadows, David | David Meadows | Actor | 2012 | 1 | |
| Murray-Smith, Joanna | Joanna Murray-Smith | Adaptation | 2013 - 2022 | 2 | |
| Miolin, Phil | Phil Miolin | Actor | 2013 | 1 | |
| Macrì, Lorenzo | Lorenzo Macrì | Actor | 1984 | 1 | |
| Meihöfer, Manfred | Manfred Meihöfer | Actor | 1987 | 2 | |
| Mechel, Karl Michael | Karl Michael Mechel | Actor | 1987 | 1 | |
| Marques, João Carlos | João Carlos Marques | Lighting Designer, Sound Designer | 1987 - 2007 | 8 | |
| Makkonen, Tiina | Tiina Makkonen | Costume Designer, Designer | 1984 | 2 | |
| Marzorati, Fernando | Fernando Marzorati | Actor | 1987 - 1990 | 2 | |
| Möller, Karl-Hans | Karl-Hans Möller | Dramaturg | 1990 | 1 | |
| Mey, Aafke, van der | Aafke van der Mey | Actor | 1991 | 1 | |
| Møller, Anette, Holm | Anette Holm Møller | Costume Designer | 1988 | 1 | |
| Malzacher, Gunther | Gunther Malzacher | Actor | 1962 - 1988 | 5 | |
| Miot, Eric | Eric Miot | Dancer | 1989 - 1990 | 2 | |
| Meierhans, Cornelia | Cornelia Meierhans | Dancer | 1989 - 1990 | 2 | |
| Mazon, Janusz | Janusz Mazon | Dancer | 1989 - 1990 | 2 | |
| Maylin, Caroline | Caroline Maylin | Dancer | 1989 - 1990 | 2 | |
| Manferdini, Gabriel | Gabriel Manferdini | Dancer | 1989 - 1990 | 2 | |
| Masuth, Christian | Christian Masuth | Designer, Translator | 1990 - 2001 | 4 | |
| Mewe, Gabriele | Gabriele Mewe | Actor | 1990 | 1 | |
| Marion, Jean-Jacques | Jean-Jacques Marion | Lighting Designer | 1990 | 1 | |
| Marenco, Anne | Anne Marenco | Actor | 1990 | 1 | |
| Milberg, Axel | Axel Milberg | Actor | 1989 - 2004 | 7 | |
| Mackenzie, Peter | Peter Mackenzie | Actor | 1988 | 1 | |
| Moncelet, Jean-Marie | Jean-Marie Moncelet | Actor | 1991 | 2 | |
| Martin, Alexis | Alexis Martin | Actor | 1991 | 2 | |
| Montpetit, Pascale | Pascale Montpetit | Actor | 1991 | 2 | |
| Marchegiani, Fiorenza | Fiorenza Marchegiani | Actor | 1988 | 2 | |
| Manzon, Carla | Carla Manzon | Actor | 1988 | 2 | |
| Marchesi, Franca | Franca Marchesi | Actor | 1991 | 1 | |
| Mavidis, Spyros | Spyros Mavidis | Actor | 1990 - 1994 | 3 | |
| Menne, Willem | Willem Menne | Actor | 1971 - 2000 | 8 | |
| Maasilta, Markku | Markku Maasilta | Actor | 1988 | 1 | |
| Marinozzi, Paola | Paola Marinozzi | Actor | 1988 | 1 | |
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