| Myles, Bruce | Bruce Myles | Actor | 1977 - 2007 | 2 | |
| Mitchell, Heather | Heather Mitchell | Actor | 1984 - 2008 | 2 | |
| Murray-Smith, Joanna | Joanna Murray-Smith | Adaptation | 2013 - 2022 | 2 | |
| Meihöfer, Manfred | Manfred Meihöfer | Actor | 1987 | 2 | |
| Makkonen, Tiina | Tiina Makkonen | Costume Designer, Designer | 1984 | 2 | |
| Marzorati, Fernando | Fernando Marzorati | Actor | 1987 - 1990 | 2 | |
| Miot, Eric | Eric Miot | Dancer | 1989 - 1990 | 2 | 1 |
| 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 | |
| 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 | |
| Mücke, Hans Christoph | Hans Christoph Mücke | Actor | 1991 | 2 | |
| McInroy, Bruce | Bruce McInroy | Costume Designer | 1982 - 1990 | 2 | |
| Malajkat, Wojciech | Wojciech Malajkat | Actor | 1991 | 2 | 1 |
| Malmborg, Lars af | Lars af Malmborg | Translator | 1990 | 2 | |
| Manske, Wilhelm | Wilhelm Manske | Actor | 1990 - 1991 | 2 | |
| Mertz, Tibor Mertz | Tibor Mertz | Actor | 1991 - 2001 | 2 | |
| McDade, Sandy | Sandy McDade | Actor | 1990 | 2 | |
| Matshikiza, John | John Matshikiza | Actor | 1990 | 2 | |
| Muynck, Viviane, de | Viviane de Muynck | Actor | 1988 - 1991 | 2 | |
| Mrázková, Vĕra | Vĕra Mrázková | Actor | 1969 - 1991 | 2 | |
| Matouš, Dušan | Dušan Matouš | Actor | 1991 | 2 | |
| Markus, Tom | Tom Markus | Director | 1981 - 1991 | 2 | 1 |
| Magno, Rosa, Carlos | Rosa Carlos Magno | Costume Designer | 1952 - 1956 | 2 | |
| Major, Pamela | Pamela Major | Actor | 1992 - 2015 | 2 | |
| Marques, António | António Marques | Actor | 1992 - 2015 | 2 | |
| Mounsey, Gordon | Gordon Mounsey | Actor | 1992 - 1994 | 2 | |
| Murnin, Michael J. | Michael J. Murnin | Designer, Lighting Designer | 1992 | 2 | |
| Maksimović, Boris | Boris Maksimović | Designer | 1989 - 1991 | 2 | |
| Machalica, Piotr | Piotr Machalica | Actor | 1991 - 1997 | 2 | |
| Masson, John | John Masson | Director | 1992 | 2 | |
| Milldoff, Kenneth | Kenneth Milldoff | Actor | 1992 - 1994 | 2 | |
| Madder, Leo | Leo Madder | Actor | 1992 - 1998 | 2 | |
| Mizuhara, Hideko | Hideko Mizuhara | Actor | 1968 - 1991 | 2 | |
| Melikyan, Krikor | Krikor Melikyan | Actor | 1961 - 1992 | 2 | |
| Mead, Simon | Simon Mead | Actor | 1988 | 2 | |
| Mannion, Tom | Tom Mannion | Actor | 1988 | 2 | |
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