| Mayer, Christian | Christian Mayer | Dramaturg | 2007 - 2012 | 2 | |
| Morgan, Caryl | Caryl Morgan | Actor | 2012 | 2 | |
| Moore, Vivienne | Vivienne Moore | Actor | 2012 | 2 | |
| Matthisen, Roger | Roger Matthisen | Actor | 2001 | 2 | |
| Magennis, Dermot | Dermot Magennis | Actor | 2012 - 2013 | 2 | 1 |
| Medo, Hans | Hans Medo | Actor | 1957 - 1963 | 2 | 1 |
| Murphy, Aaron | Aaron Murphy | Actor | 2003 - 2012 | 2 | 1 |
| Mazáčová, Zuzana | Zuzana Mazáčová | Costume Designer, Designer | 2012 - 2016 | 2 | |
| Mogg, Nann | Nann Mogg | Actor | 1984 | 2 | 1 |
| Meyer, Ernst | Ernst Meyer | Actor | 1957 - 1966 | 2 | 1 |
| McMurtrey, Joan | Joan McMurtrey | Actor | 1984 | 2 | |
| Mitchell, David | David Mitchell | Actor | 1961 - 1984 | 2 | |
| Mirkovic, Maja | Maja Mirkovic | Costume Designer | 2012 - 2015 | 2 | |
| McMonagle, Kevin | Kevin McMonagle | Actor | 2009 - 2013 | 2 | |
| McDonnell, Ian | Ian McDonnell | Actor | 2013 | 2 | |
| Muszynski, Dominique | Dominique Muszynski | Costume Designer, Designer | 2014 | 2 | |
| Moonen, Pascal | Pascal Moonen | Lighting Designer | 2011 - 2014 | 2 | |
| Magnúsdóttir, Þórunn, Magnea | Þórunn Magnea Magnúsdóttir | Actor | 1978 - 1998 | 2 | |
| Marott, Rikke | Rikke Marott | Actor | 1989 | 2 | |
| Moritzen, Michael | Michael Moritzen | Actor | 1985 | 2 | 1 |
| Matos, Jasmin, de | Jasmin de Matos | Costume Designer, Designer | 1986 | 2 | |
| Mayo, Andrew | Andrew Mayo | Lighting Designer, Sound Designer | 1986 | 2 | |
| Meyer, Conny, Hannes | Conny Hannes Meyer | Adaptation, Director | 1985 | 2 | |
| Maertens, Kai | Kai Maertens | Actor | 1985 | 2 | |
| Manzaneque, Manuel | Manuel Manzaneque | Director | 1975 - 1985 | 2 | |
| Mottl, Erika | Erika Mottl | Actor | 1963 - 1985 | 2 | |
| Menrad, Karl | Karl Menrad | Actor | 1985 - 1990 | 2 | |
| McHattie, Stephen | Stephen McHattie | Actor | 1985 | 2 | 1 |
| Moen, Øystein | Øystein Moen | Musician | 2014 - 2015 | 2 | |
| Mahr, Ernest | Ernest Mahr | Actor | 1890 - 1897 | 2 | |
| McGuinness, Michael | Michael McGuinness | Actor | 1985 | 2 | |
| Myhre, Sigurd | Sigurd Myhre | Actor | 2014 - 2016 | 2 | 1 |
| Mitsuhashi, Mako | Mako Mitsuhashi | Actor | 2006 - 2016 | 2 | |
| Martin, Heinz | Heinz Martin | Actor | 1982 - 1987 | 2 | |
| Mulrennan, Paul | Paul Mulrennan | Actor | 1986 | 2 | |
| Muje, Juha | Juha Muje | Actor | 1987 | 2 | |
| Mällinen, Sari | Sari Mällinen | Actor | 1987 | 2 | |
| Monnet, Francois | Francois Monnet | Actor, Costume Designer | 1987 | 2 | |
| Murakami, Satoshi | Satoshi Murakami | Actor | 1980 - 1987 | 2 | |
| Mellick, Richard | Richard Mellick | Actor | 1987 | 2 | |
| Morice, Tara | Tara Morice | Actor | 1987 | 2 | |
| Morsley, Christopher | Christopher Morsley | Actor | 1987 | 2 | |
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