| Morrison, Ms., | Ms. Morrison | Actor | 1908 | 1 | |
| Moustaka, Nitsa, | Nitsa Moustaka | Actor | 1909 - 1910 | 2 | |
| Melkerte, Luīze, | Luīze Melkerte | Actor | 1909 | 1 | |
| Maes, Valdemar, | Valdemar Maes | Actor | 1909 | 1 | |
| Mészáros, A., | A. Mészáros | Actor | 1909 | 1 | |
| Magyari, -, | - Magyari | Actor | 1909 | 1 | |
| Macklin, Ouida, | Ouida Macklin | Actor | 1909 | 2 | |
| Morgenthau, Jr., H., | H. Morgenthau, Jr. | Actor | 1909 | 2 | |
| Mish, W.G., | W. G. Mish (W.G. Mish) | Actor | 1909 | 2 | |
| McLean, J.C., | J. C. McLean (J.C. McLean) | Actor | 1909 | 2 | |
| Meldrum, A.S., | A. S. Meldrum (A.S. Meldrum) | Actor | 1909 | 2 | |
| Messner, A.J., | A. J. Messner (A.J. Messner) | Actor | 1909 | 2 | |
| Moore, F., | F. Moore | Actor | 1909 | 2 | |
| Murnane, Allan, | Allan Murnane | Actor | 1909 | 1 | |
| Magee, Hester, | Hester Magee | Actor | 1909 | 1 | |
| Medne, Anna, | Anna Medne | Actor | 1909 | 1 | |
| Mathewson, A.H., | A. H. Mathewson (A.H. Mathewson) | Actor | 1909 | 1 | |
| Moskowski, Moritz, | Moritz Moskowski | Composer | 1910 | 1 | |
| Michułowicz, Stefan, | Stefan Michułowicz | Actor | 1910 - 1912 | 2 | |
| Merville, A., | A. Merville | Actor | 1910 | 2 | |
| Mackay, Edward, | Edward Mackay | Actor | 1910 | 3 | |
| Maddern, Merle, | Merle Maddern | Actor | 1910 - 1948 | 5 | |
| McEvers, Veda, | Veda McEvers | Actor | 1910 | 3 | |
| Milton, Robert, | Robert Milton | Director | 1910 | 2 | |
| Mossoczy, -, | - Mossoczy | Actor | 1910 | 1 | |
| Miliadou, Anthi, | Anthi Miliadou | Actor | 1910 - 1948 | 21 | |
| Mihułowicz, Stefan, | Stefan Mihułowicz | Actor | 1910 - 1911 | 2 | |
| Myhrvold, Dagmar, | Dagmar Myhrvold | Actor | 1948 | 24 | |
| Marcussen, Roy, | Roy Marcussen | Actor | 1985 | 3 | |
| Meréus, Leif, | Leif Meréus | Costume Designer, Designer | 1979 | 3 | |
| Marstrander, Mona, | Mona Marstrander | Designer | 1994 | 1 | |
| Myurtveit, Ingrid, | Ingrid Myurtveit | Actor | 1994 | 1 | |
| Moslet, Bibbi, | Bibbi Moslet | Adaptation, Dramaturg | 2003 - 2013 | 137 | |
| Mathisen, Gørli, | Gørli Mathisen | Actor | 1971 - 2001 | 13 | |
| Meirik, Hans Petter, | Hans Petter Meirik | Actor | 1976 | 4 | |
| Madshus, Harald, | Harald Madshus | Actor | 1989 - 2007 | 27 | |
| Meren, Turid, | Turid Meren | Actor | 1989 - 1998 | 13 | |
| Maret, Jean-Claude, | Jean-Claude Maret | Costume Designer, Designer | 1986 - 1997 | 6 | |
| Meling, Svein, | Svein Meling | Lighting Designer | 1986 - 1992 | 3 | |
| Morkel, Kjell, | Kjell Morkel | Actor | 1960 - 1992 | 65 | |
| Marthinsen, Harald, | Harald Marthinsen | Designer | 1946 | 1 | |
| Moen, Svein, | Svein Moen | Actor | 1971 - 1975 | 12 | |
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