| Maack, Frk., | Frk. Maack | Actor | 1918 | 5 | |
| Maack, Mr., | Mr. Maack | Actor | 1918 | 1 | |
| Maack, Fr., | Fr. Maack | Actor | 1918 | 1 | |
| Mörike, Annemarie, | Annemarie Mörike | Actor | 1918 | 3 | |
| Menzel, Arthur, | Arthur Menzel | Actor | 1918 | 2 | |
| Maukwitz, Otto, | Otto Maukwitz | Actor | 1918 | 1 | |
| Müller, Condi, | Condi Müller | Actor | 1918 | 1 | |
| Mroczkowski, (?), | (?) Mroczkowski | Actor | 1918 | 1 | |
| Mac, Nila, | Nila Mac | Actor | 1918 | 1 | |
| Murata, Minoru, | Minoru Murata | Actor | 1918 | 1 | |
| Merrall, Mary, | Mary Merrall | Actor | 1918 | 5 | |
| Moraïtis, Nikos, | Nikos Moraïtis | Actor | 1918 | 1 | |
| Mārsietis, Jānis, | Jānis Mārsietis | Actor | 1918 | 8 | |
| Mangan, Conal | Conal Mangan | Actor | 1918 | 1 | |
| MacDonagh, John | John MacDonagh | Actor | 1918 | 1 | |
| Massingham, Dorothy | Dorothy Massingham | Actor | 1918 | 1 | |
| Maigne, Charles | Charles Maigne | Adaptation | 1918 | 1 | |
| Maihoff, Lotte | Lotte Maihoff | Actor | 1918 | 1 | |
| Merz, ?, | ? Merz | Actor | 1918 - 1920 | 2 | |
| Müller, Rolf, | Rolf Müller | Actor | 1918 - 1944 | 5 | |
| Mari, Febo | Febo Mari | Actor, Director | 1919 | 2 | |
| Mordeglia, Nietta | Nietta Mordeglia | Actor | 1919 | 1 | |
| Manhart, T., | T. Manhart | Actor | 1919 | 1 | |
| Mandler, Gertrud, | Gertrud Mandler | Actor | 1919 | 1 | |
| Mullo, -, | - Mullo | Actor | 1919 | 1 | |
| Melvyl, -, | - Melvyl | Actor | 1919 | 1 | |
| Majthényi, László, | László Majthényi | Actor, Director | 1919 | 3 | |
| Mihályi, Ernő | Ernő Mihályi | Actor | 1919 | 2 | |
| Meißner, Friederike | Friederike Meißner | Actor | 1919 | 3 | |
| Mathaus, Willi | Willi Mathaus | Actor | 1919 | 1 | |
| Meißner, Lilli | Lilli Meißner | Actor | 1919 | 1 | |
| Mayer, Karl | Karl Mayer | Conductor | 1919 | 1 | |
| Merten, Bernh. | Bernh. Merten | Conductor | 1919 | 1 | |
| Meißner, Hoffkapellmester | Hoffkapellmester Meißner | Conductor | 1919 | 1 | |
| Maltana-Scharschmidt, Else, | Else Maltana-Scharschmidt | Actor | 1919 - 1920 | 5 | |
| Möbius, Paula, | Paula Möbius | Actor | 1919 - 1922 | 3 | |
| Morţun, Ion | Ion Morţun | Actor | 1919 - 1928 | 5 | |
| Mennenga, Jan, | Jan Mennenga | Actor | 1919 - 1938 | 3 | |
| Minichini, I., | I. Minichini | Actor | 1920 | 1 | |
| Minichini, S., | S. Minichini | Actor | 1920 | 1 | |
| Minichini, M., | M. Minichini | Actor | 1920 | 1 | |
| May, Gustav, | Gustav May | Actor | 1920 | 1 | |
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Contributors
