| Marlow, Eugen | Eugen Marlow (Eugen Marlow) | Actor | 1906 - 1918 | 4 | |
| Medelsky, Hermine | Hermine Medelsky (Hermine Medelsky) | Actor | 1908 - 1932 | 4 | |
| Müller, Karl | Karl Müller (Karl Müller) | Actor | 1910 - 1912 | 4 | |
| Momber, August | August Momber (August Momber) | Actor, Director | 1910 - 1947 | 4 | |
| Müller, Robert | Robert Müller (Robert Müller) | Actor | 1915 - 1961 | 4 | |
| Marlitz, Robert | Robert Marlitz (Robert Marlitz) | Actor | 1907 - 1917 | 4 | |
| Moderow, Wilhelmine | Wilhelmine Moderow (Wilhelmine Moderow) | Actor | 1917 - 1922 | 4 | |
| Meyer, Otto | Otto Meyer (Otto Meyer) | Actor | 1889 - 1918 | 4 | |
| Märker, Margarethe | Margarethe Märker (Margarethe Märker) | Actor | 1912 - 1924 | 4 | |
| Martini, Ferdinand | Ferdinand Martini (Ferdinand Martini) | Actor, Director | 1901 - 1927 | 4 | |
| Martens, Ernst | Ernst Martens (Ernst Martens) | Actor | 1917 - 1938 | 4 | |
| Mahnke, Adolf | Adolf Mahnke (Adolf Mahnke) | Designer | 1934 - 1972 | 4 | |
| Milde, Isolde | Isolde Milde (Isolde Milde) | Actor | 1937 - 1946 | 4 | |
| Meyer, James | James Meyer (James Meyer) | Actor | 1939 - 1946 | 4 | |
| Meinecke, Max | Max Meinecke (Max Meinecke) | Costume Designer, Designer, Director | 1947 - 1956 | 4 | |
| Massenet, Jules | Jules Massenet (Jules Massenet) | Composer | 1900 - 1917 | 4 | |
| Mijatović, Pavle | Pavle Mijatović (Pavle Mijatović) | Translator | 1902 - 1928 | 4 | |
| Meech, Owen | Owen Meech (Owen Meech) | Actor | 1905 - 1910 | 4 | |
| Moustakas, Konstantinos | Konstantinos Moustakas (Konstantinos Moustakas) | Actor | 1906 - 1909 | 4 | |
| MacDonald, George | George MacDonald (George MacDonald) | Actor | 1906 - 1907 | 4 | |
| Mastalski, Zenon | Zenon Mastalski (Zenon Mastalski) | Actor | 1907 - 1912 | 4 | |
| Montgomery, Florence | Florence Montgomery (Florence Montgomery) | Actor | 1907 - 1908 | 4 | |
| Mihelsons, Aleksandrs | Aleksandrs Mihelsons (Aleksandrs Mihelsons) | Actor | 1908 - 1912 | 4 | |
| Meirik, Hans Petter | Hans Petter Meirik (Hans Petter Meirik) | Actor | 1976 - 1993 | 4 | |
| McDiarmid, Ian | Ian McDiarmid (Ian McDiarmid) | Actor | 1980 - 2011 | 4 | |
| Myhren, Eilev Groven | Eilev Groven Myhren (Eilev Groven Myhren) | Actor, Lighting Designer | 1988 - 1995 | 4 | |
| Madshus, Marie | Marie Madshus (Marie Madshus) | Actor | 1999 - 2000 | 4 | |
| Mostraum, Tone | Tone Mostraum (Tone Mostraum) | Actor | 2004 - 2020 | 4 | 1 |
| Morales, Muhinjo | Muhinjo Morales (Muhinjo Morales) | Actor | 2006 | 4 | |
| Madshus, Synne | Synne Madshus (Synne Madshus) | Actor | 2006 - 2007 | 4 | |
| Modell, Ane | Ane Modell (Ane Modell) | Actor | 2006 | 4 | |
| Mirshahi, Maral | Maral Mirshahi (Maral Mirshahi) | Actor | 2006 | 4 | |
| Moen, Marita Kristine | Marita Kristine Moen (Marita Kristine Moen) | Actor | 2007 - 2012 | 4 | |
| Meland, Andreas | Andreas Meland (Andreas Meland) | Composer | 2008 - 2010 | 4 | |
| McCall, Brendan | Brendan McCall (Brendan McCall) | Actor, Director, Producer | 2009 - 2020 | 4 | |
| Myhren, Øyonn Groven | Øyonn Groven Myhren (Øyonn Groven Myhren) | Actor, Choreographer, Dancer, Musician | 1988 - 2010 | 4 | |
| Mathisen, Gjermund | Gjermund Mathisen (Gjermund Mathisen) | Actor | 2010 | 4 | |
| Moshagen, Sigve | Sigve Moshagen (Sigve Moshagen) | Actor | 2012 - 2013 | 4 | |
| Moshagen, Sondre | Sondre Moshagen (Sondre Moshagen) | Actor | 2012 - 2013 | 4 | |
| Myhr, Eirik | Eirik Myhr (Eirik Myhr) | Composer | 2012 - 2018 | 4 | |
| Makris, Vasilis | Vasilis Makris (Vasilis Makris) | Actor | 1911 - 1912 | 4 | |
| Malberg, Henrik | Henrik Malberg (Henrik Malberg) | Actor | 1917 - 1948 | 4 | |
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