| Mańkowska, Maria | Maria Mańkowska | Actor | 1908 | 1 | |
| Myin, Marcel | Marcel Myin | Actor | 1908 | 1 | |
| Machová, Josefa | Josefa Machová | Actor | 1908 | 1 | |
| Morrison, Ms. | Ms. Morrison | Actor | 1908 | 1 | |
| Meyveldt, Georg | Georg Meyveldt | Actor | 1908 | 3 | |
| Mödlinger, Anton | Anton Mödlinger | Actor | 1908 | 1 | |
| Moran, Carl | Carl Moran | Actor | 1908 | 1 | |
| Mihályffy, Károly | Károly Mihályffy | Actor | 1908 | 1 | |
| Marinescu, Ecaterina | Ecaterina Marinescu | Actor | 1908 | 1 | |
| Marinescu-Sion, Jean | Jean Marinescu-Sion | Actor | 1908 | 1 | |
| Malcoci, C. | C. Malcoci | Actor | 1908 | 1 | |
| Moser, Franz | Franz Moser | Actor | 1908 | 1 | |
| Maluschinsky, Moritz | Moritz Maluschinsky | Actor | 1908 | 1 | |
| Murray, J. Ainslie | J. Ainslie Murray | Conductor | 1908 | 1 | |
| Mühle, Gusti | Gusti Mühle | Actor | 1908 | 1 | |
| Melsing, Svend | Svend Melsing | Actor | 1907 - 1942 | 5 | |
| Milenkov, Aleksandar | Aleksandar Milenkov | Costume Designer, Designer | 1907 - 1939 | 23 | |
| Mowinckel-Nilsen, Aug. | August Mowinckel-Nilsen (Aug. Mowinckel-Nilsen) | Actor | 1907 - 1928 | 5 | |
| Müller, Lotte | Lotte Müller | Actor | 1907 - 1921 | 8 | |
| Malmberg, Erik | Erik Malmberg | Actor | 1907 - 1921 | 6 | |
| Marlitz, Robert | Robert Marlitz | Actor | 1907 - 1917 | 4 | |
| Maur, Meinhart | Meinhart Maur | Actor | 1907 - 1914 | 5 | |
| Martynowicz, Henryk | Henryk Martynowicz | Actor | 1907 - 1913 | 5 | |
| Maynard, Katherine | Katherine Maynard | Actor | 1907 - 1913 | 49 | |
| Mastalski, Zenon | Zenon Mastalski | Actor | 1907 - 1912 | 4 | |
| Mellish, Fuller | Fuller Mellish | Actor | 1907 - 1910 | 8 | 1 |
| McCulloch, Arthur | Arthur McCulloch | Actor | 1907 - 1910 | 10 | |
| Milovanović, M.D. | M.D. Milovanović | Actor, Director | 1907 - 1910 | 2 | |
| Morris, Gladys | Gladys Morris | Actor | 1907 - 1909 | 11 | |
| Müller, Leopoldine | Leopoldine Müller | Actor | 1907 - 1908 | 2 | |
| Montgomery, Florence | Florence Montgomery | Actor | 1907 - 1908 | 4 | 1 |
| Müller, Carla | Carla Müller | Actor | 1907 | 1 | |
| Meinhardt, Carl | Carl Meinhardt | Actor | 1907 | 1 | |
| Meier, - | - Meier | Actor | 1907 | 1 | |
| McGuire, John | John McGuire | Actor | 1907 | 1 | |
| MacLarnie, Thomas | Thomas MacLarnie | Actor | 1907 | 1 | |
| Measor, Adela | Adela Measor | Actor | 1907 | 1 | 1 |
| Majeroni, Georgio | Georgio Majeroni | Actor | 1907 | 1 | 1 |
| McVicker, Sarah | Sarah McVicker | Actor | 1907 | 1 | 1 |
| Mendel, Georg | Georg Mendel | Actor | 1907 | 1 | |
| Majewsky, Alexander | Alexander Majewsky | Actor | 1907 | 2 | |
| Mather, Sydney C. | Sydney C. Mather | Actor | 1907 | 1 | |
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