| Mestayer, Harry | Harry Mestayer | Actor, Director | 1904 - 1918 | 31 | |
| Miethke, Otto | Otto Miethke | Actor | 1904 - 1928 | 15 | |
| Marr, Hans | Hans Marr | Actor, Director | 1904 - 1938 | 101 | |
| Malinowska, Czesława | Czesława Malinowska | Actor | 1905 | 2 | |
| Matthes, Oskar | Oskar Matthes | Actor | 1905 | 1 | |
| Meisel, Clara | Clara Meisel | Actor | 1905 | 1 | |
| Manny, Henriette | Henriette Manny | Actor | 1905 | 1 | |
| Meinhardt, Felix | Felix Meinhardt | Actor | 1905 | 2 | |
| Menner, Otto | Otto Menner | Actor | 1905 | 2 | |
| Martersteig, Eva | Eva Martersteig | Actor | 1905 | 1 | |
| Madesky, Herbert | Herbert Madesky | Actor | 1905 | 1 | |
| Marr, Anna | Anna Marr | Actor | 1905 | 1 | |
| Montgomerie, Astolaine | Astolaine Montgomerie | Actor | 1905 | 1 | |
| McKee, William | William McKee | Actor | 1905 | 1 | |
| Meysel, Adele | Adele Meysel | Actor | 1905 | 2 | |
| Mendel, H. | H. Mendel | Actor | 1905 | 2 | |
| Mariewska, Zofia | Zofia Mariewska | Actor | 1905 | 1 | |
| Myin, - | - Myin | Actor | 1905 | 1 | |
| MacClellan, Ellis | Ellis MacClellan | Actor | 1905 | 1 | |
| Minto, Dorothy | Dorothy Minto | Actor | 1905 | 1 | 1 |
| Moor, Karel | Karel Moor | Adaptation, Composer | 1905 | 2 | 1 |
| MacGregor, Mr. | Mr. MacGregor | Actor | 1905 | 1 | |
| Mitchelmore, Daisy | Daisy Mitchelmore | Actor | 1905 | 1 | |
| Maurer, Ida | Ida Maurer | Actor | 1905 | 1 | |
| Mayall, Herschell | Herschell Mayall | Actor | 1905 | 1 | |
| Maclyn, Margaret Maclyn | Margaret Maclyn | Actor | 1905 | 1 | |
| Mahn, Elfriede | Elfriede Mahn | Actor | 1905 | 1 | |
| Magie, Lizzie | Lizzie Magie | Actor | 1905 | 1 | |
| Marten, Hanna, von | Hanna von Marten | Actor | 1905 | 1 | |
| Muck, Carl | Karl Muck | Conductor | 1905 | 1 | |
| Majchrzycki, Henio | Henio Majchrzycki | Actor | 1905 - 1906 | 7 | |
| Marr, Paul | Paul Marr | Actor | 1905 - 1906 | 3 | |
| Mühlberg, Herbert | Herbert Mühlberg | Actor | 1905 - 1906 | 3 | |
| McRae, Bruce | Bruce McRae | Actor | 1905 - 1908 | 7 | 1 |
| Matějovská, Ludmila | Ludmila Matějovská | Actor | 1905 - 1910 | 3 | |
| Meech, Owen | Owen Meech | Actor | 1905 - 1910 | 4 | |
| Müller, Alex | Alex Müller | Actor | 1905 - 1912 | 6 | |
| Monnard, Lina | Lina Monnard | Actor | 1905 - 1912 | 9 | |
| Mariański, Marian | Marian Mariański | Actor | 1905 - 1912 | 2 | |
| Meunier, Maurice | Maurice Meunier | Actor | 1905 - 1914 | 2 | |
| Menge, - | - Menge | Actor | 1905 - 1916 | 3 | |
| Mierlauks, Aleksis | Aleksis Mierlauks | Actor, Director | 1905 - 1921 | 7 | |
|
|
