| Marlitz, Robert, | Robert Marlitz | Actor | 1907 - 1917 | 4 | |
| Moderow, Wilhelmine, | Wilhelmine Moderow | Actor | 1917 | 4 | |
| Mierendorff, Hans, | Hans Mierendorff | Actor | 1911 | 4 | |
| Meyer, Otto, | Otto Meyer | Actor | 1889 - 1890 | 4 | |
| Märker, Margarethe, | Margarethe Märker | Actor | 1912 - 1924 | 4 | |
| Martini, Ferdinand, | Ferdinand Martini | Actor, Director | 1901 | 4 | |
| Martens, Ernst, | Ernst Martens | Actor | 1917 | 4 | |
| Mahnke, Adolf, | Adolf Mahnke | Designer | 1934 | 4 | |
| Milde, Isolde, | Isolde Milde | Actor | 1937 | 4 | |
| Meyer, James, | James Meyer | Actor | 1939 - 1946 | 4 | |
| Meinecke, Max, | Max Meinecke | Costume Designer, Designer, Director | 1947 | 4 | |
| Massenet, Jules, | Jules Massenet | Composer | 1900 | 4 | |
| Mijatović, Pavle, | Pavle Mijatović | Translator | 1902 | 4 | |
| Meech, Owen, | Owen Meech | Actor | 1905 - 1910 | 4 | |
| Moustakas, Konstantinos, | Konstantinos Moustakas | Actor | 1906 | 4 | |
| MacDonald, George, | George MacDonald | Actor | 1906 | 4 | |
| Mastalski, Zenon, | Zenon Mastalski | Actor | 1907 - 1910 | 4 | |
| Montgomery, Florence, | Florence Montgomery | Actor | 1907 - 1908 | 4 | |
| Mihelsons, Aleksandrs, | Aleksandrs Mihelsons | Actor | 1908 | 4 | |
| Meirik, Hans Petter, | Hans Petter Meirik | Actor | 1976 | 4 | |
| McDiarmid, Ian, | Ian McDiarmid | Actor | 1980 - 2011 | 4 | |
| Myhren, Eilev Groven, | Eilev Groven Myhren | Actor, Lighting Designer | 1988 | 4 | |
| Madshus, Marie, | Marie Madshus | Actor | 1999 - 2000 | 4 | |
| Mostraum, Tone, | Tone Mostraum | Actor | 2004 - 2020 | 4 | 4 |
| Morales, Muhinjo, | Muhinjo Morales | Actor | 2006 | 4 | |
| Madshus, Synne, | Synne Madshus | Actor | 2006 - 2007 | 4 | |
| Modell, Ane, | Ane Modell | Actor | 2006 | 4 | |
| Mirshahi, Maral, | Maral Mirshahi | Actor | 2006 | 4 | |
| Moen, Marita Kristine, | Marita Kristine Moen | Actor | 2007 - 2012 | 4 | |
| Meland, Andreas, | Andreas Meland | Composer | 2008 - 2010 | 4 | |
| McCall, Brendan, | Brendan McCall | Actor, Director, Producer | 2009 - 2020 | 4 | |
| Myhren, Øyonn Groven, | Øyonn Groven Myhren | Actor, Choreographer, Dancer, Musician | 1988 - 2010 | 4 | |
| Mathisen, Gjermund, | Gjermund Mathisen | Actor | 2010 | 4 | |
| Moshagen, Sigve, | Sigve Moshagen | Actor | 2012 - 2013 | 4 | |
| Moshagen, Sondre, | Sondre Moshagen | Actor | 2012 - 2013 | 4 | |
| Myhr, Eirik, | Eirik Myhr | Composer | 2012 - 2018 | 4 | |
| Makris, Vasilis, | Vasilis Makris | Actor | 1911 | 4 | |
| Malberg, Henrik, | Henrik Malberg | Actor | 1917 - 1934 | 4 | |
| Martini, Mortimer, | Mortimer Martini | Actor | 1920 | 4 | |
| Merritt, George, | George Merritt | Actor | 1922 | 4 | |
| Milev, Geo, | Geo Milev | Translator | 1923 | 4 | |
| Moore, Frank, | Frank Moore | Actor | 1913 - 1925 | 4 | |
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