| Mirbach, Klaus von | Klaus von Mirbach | Actor | 2001 - 2002 | 5 | |
| Müller-Kuhl, Manfred | Manfred Müller-Kuhl | Actor | 2001 - 2002 | 5 | |
| Możdżerówna, Jadwiga | Jadwiga Możdżerówna | Actor | 1999 | 5 | |
| Muscă, Ion | Ion Muscă | Actor | 1972 | 5 | |
| Metzenrath, Gheorghe | Gheorghe Metzenrath | Actor | 1977 | 5 | |
| Moulin, Fabien | Fabien Moulin | Actor | 2007 - 2008 | 5 | |
| Mohamed, Hend | Hend Mohamed | Actor | 2006 | 5 | |
| Mohamed, Mustaf | Mustaf Mohamed | Actor | 2006 | 5 | |
| Mohamed, Ahmed | Ahmed Mohamed | Actor | 2006 | 5 | |
| Mohamed, Hashim | Hashim Mohamed | Musician | 2006 | 5 | |
| Moneem, Ayman Abdel | Ayman Abdel Moneem | Designer | 2006 | 5 | |
| Molina, Ángela | Ángela Molina | Actor | 2008 | 5 | |
| Malik, Abhishek | Abhishek Malik | Actor | 2015 | 5 | |
| Meyer, Susa | Susa Meyer | Actor | 2008 | 5 | 1 |
| Mazbouh, Lilian Kyra | Lilian Kyra Mazbouh | Actor | 2008 | 5 | |
| McDonough, Tim | Tim McDonough | Actor, Adaptation, Director, Sound Designer | 1999 - 2009 | 5 | |
| Meier, Sybille | Sybille Meier | Dramaturg | 2008 - 2016 | 5 | |
| Müller, Lena | Lena Müller | Designer | 2008 - 2012 | 5 | |
| Mišič, Ksenija | Ksenija Mišič | Actor | 2009 | 5 | |
| Marull, Laia | Laia Marull | Actor | 2012 - 2013 | 5 | |
| Mehne, Julian | Julian Mehne | Actor | 2012 | 5 | 5 |
| Marsh, Keith | Keith Marsh | Actor | 1964 - 1965 | 5 | |
| Migdal, Nadia | Nadia Migdal | Actor | 2012 | 5 | |
| Morţun, Ion | Ion Morţun | Actor | 1919 - 1928 | 5 | |
| Matcaboji, Mircea | Mircea Matcaboji | Designer | 1963 | 5 | |
| Montelius, Olle | Olle Montelius | Costume Designer, Designer | 1949 | 5 | |
| Mjøen, Fridtjof | Fridtjof Mjøen | Actor | 1945 | 5 | |
| Meisner, Siegfried | Siegfried Meisner | Actor | 1960 - 1961 | 5 | |
| Marinov, Vladislav | Vladislav Marinov | Actor | 2011 | 5 | |
| Mendes, Nelson | Nelson Mendes | Actor | 2014 | 5 | |
| MacKay, Fulton | Fulton MacKay | Actor | 1959 | 5 | |
| Mellvig, Börje | Börje Mellvig | Actor, Director | 1936 | 5 | |
| Meng, Tong | Tong Meng | Actor | 2014 - 2016 | 5 | |
| Malland, Alf | Alf Malland | Actor | 1950 - 2006 | 5 | |
| Meyn, Jochen | Jochen Meyn | Actor | 1951 - 1952 | 5 | |
| Montell, Victor | Victor Montell | Actor | 1950 | 5 | |
| Maratrat, Natacha | Natacha Maratrat | Actor | 1999 - 2000 | 5 | |
| Mackie, Christopher | Christopher Mackie | Actor | 1999 | 5 | |
| Moeller, Martha | Martha Moeller | Actor | 1922 - 1924 | 5 | |
| Morrison, Paul | Paul Morrison | Costume Designer, Designer | 1942 - 1947 | 5 | |
| Marele, Adrian | Adrian Marele | Actor | 2016 - 2017 | 5 | |
| Mumcu, Hüseyin | Hüseyin Mumcu (Huseyin Mumcu) | Costume Designer, Designer | 1965 - 2013 | 5 | |
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