| McGuire, John | John McGuire | Actor | 1907 | 1 | |
| MacLarnie, Thomas | Thomas MacLarnie | Actor | 1907 | 1 | |
| Mowinckel-Nilsen, Aug. | August Mowinckel-Nilsen (Aug. Mowinckel-Nilsen) | Actor | 1907 - 1928 | 5 | |
| Milenkov, Aleksandar | Aleksandar Milenkov | Costume Designer, Designer | 1907 - 1939 | 23 | |
| Mendel, Georg | Georg Mendel | Actor | 1907 | 1 | |
| Malmberg, Erik | Erik Malmberg | Actor | 1907 - 1921 | 6 | |
| Miller, Henriette | Henriette Miller | Actor | 1908 | 1 | |
| Michaelson, Knut | Knut Michaelson | Director | 1908 | 1 | |
| Muzikants, K. | K. Muzikants | Actor | 1908 | 1 | |
| Morgan, Ralph | Ralph Morgan | Actor | 1908 | 1 | |
| Molin, Edw. | Edw. Molin | Actor | 1908 | 1 | |
| Mihelsons, Aleksandrs | Aleksandrs Mihelsons | Actor | 1908 - 1912 | 4 | |
| Mańkowska, Bogusława | Bogusława Mańkowska | Actor | 1908 | 1 | |
| Małecki, Stanisław | Stanisław Małecki | Actor | 1908 | 1 | |
| Malinowski, Jan | Jan Malinowski | Actor | 1908 | 1 | |
| Mańkowska, Maria | Maria Mańkowska | Actor | 1908 | 1 | |
| Myin, Marcel | Marcel Myin | Actor | 1908 | 1 | |
| Martynowicz, Władysław | Władysław Martynowicz | Actor | 1908 - 1913 | 5 | |
| Machová, Josefa | Josefa Machová | Actor | 1908 | 1 | |
| 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 | |
| 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 | |
| McEvers, Veda | Veda McEvers | Actor | 1910 | 3 | |
| Mossoczy, - | - Mossoczy | Actor | 1910 | 1 | |
| Miliadou, Anthi | Anthi Miliadou | Actor | 1910 - 1948 | 21 | |
| Mihułowicz, Stefan | Stefan Mihułowicz | Actor | 1910 - 1916 | 2 | |
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