| Melbarte, A. | A. Melbarte | Actor | 1916 | 1 | |
| Mierkalns, J. | J. Mierkalns | Actor | 1916 | 1 | |
| Moosdorf, Annemarie | Annemarie Moosdorf | Actor | 1916 | 1 | |
| Mitchell, - | - Mitchell | Actor | 1916 | 1 | |
| Massalitinova, V. | V. Massalitinova | Actor | 1916 | 1 | |
| Müller, Robert | Robert Müller | Actor | 1915 - 1961 | 4 | 1 |
| Mesmer, Hermann | Hermann Mesmer | Actor | 1915 - 1938 | 7 | |
| Modes, Theo | Theo Modes | Actor, Designer, Director | 1915 - 1924 | 11 | |
| Monnard, Bertha | Bertha Monnard | Actor | 1915 - 1923 | 3 | |
| Madsen, Julie | Julie Madsen | Actor | 1915 | 2 | |
| Mørck, Aage | Aage Mørck | Actor | 1915 | 1 | |
| May, Eugenie | Eugenie May | Actor | 1915 | 2 | |
| Mölle, Carl | Carl Mölle | Actor | 1915 | 1 | |
| Mathes, Bea | Bea Mathes | Actor | 1915 | 1 | |
| Michaelis, Edith | Edith Michaelis | Actor | 1915 | 1 | |
| Moser, Paula | Paula Moser | Actor | 1915 | 1 | |
| Marco, Nelly | Nelly Marco | Actor | 1915 | 1 | |
| Mayer, Johanna | Johanna Mayer | Actor | 1915 | 1 | |
| Meyer, Elise | Elise Meyer | Actor | 1915 | 1 | |
| Maude, Cyril | Cyril Maude | Actor | 1915 | 2 | |
| Manolescu, Ion | Ion Manolescu | Actor | 1914 - 1954 | 12 | |
| Martin, Karl-Heinz | Karl-Heinz Martin | Adaptation, Designer, Director | 1914 - 1941 | 8 | |
| Manz, Adolf | Adolf Manz | Actor | 1914 - 1931 | 6 | 1 |
| Marx, Max | Max Marx | Actor | 1914 - 1928 | 5 | 1 |
| Mihályfi, Károly | Károly Mihályfi | Actor | 1914 - 1927 | 4 | 1 |
| Mannstädt, Otto | Otto Mannstädt | Actor | 1914 - 1927 | 8 | |
| Mészáros, Lajos | Lajos Mészáros | Actor | 1914 - 1922 | 2 | |
| Mills, Harold | Harold Mills | Conductor, Musical Director | 1914 - 1921 | 2 | |
| Molnár, László | László Molnár | Actor | 1914 - 1917 | 2 | |
| Mayer, Elise | Elise Mayer | Actor | 1914 - 1916 | 2 | |
| Majewski, Bernhard | Bernhard Majewski | Actor | 1914 - 1915 | 3 | |
| Metzold, Luise | Luise Metzold | Actor | 1914 - 1915 | 2 | |
| Marut, Ret | Ret Marut | Actor | 1914 - 1915 | 3 | |
| Morozova, - | - Morozova | Actor | 1914 | 1 | |
| Matsui, Sumako | Sumako Matsui | Actor | 1914 | 2 | |
| Matsuyama, Utako | Utako Matsuyama | Actor | 1914 | 1 | |
| Motoyasu, Yutaka | Yutaka Motoyasu | Actor | 1914 | 1 | |
| Maren, Charlotte | Charlotte Maren | Actor | 1914 | 1 | |
| Münch, Theo | Theo Münch | Actor | 1914 | 2 | |
| Malina, Josef | Josef Malina | Actor | 1914 | 1 | |
| Meyer, Johanna | Johanna Meyer | Actor | 1914 | 1 | |
| Miyajima, Fumio | Fumio Miyajima | Actor | 1914 | 1 | |
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