| Morris, Leland, C. | Leland C. Morris | Actor | 1920 | 1 | |
| Molnár, János | János Molnár | Actor | 1920 | 3 | |
| Münch, Josef | Josef Münch | Director | 1920 | 1 | |
| Majdrowiczówna, Maria | Maria Majdrowiczówna | Actor | 1920 | 1 | |
| Maliszewski, Józef | Józef Maliszewski | Actor | 1920 | 1 | |
| Maszyński, Mariusz | Mariusz Maszyński | Actor | 1920 | 1 | |
| Muscan, Gr. | Gr. Muscan | Actor | 1920 - 1922 | 4 | |
| Moncza, Hermann, | Hermann Moncza | Actor | 1920 - 1931 | 3 | |
| Macri-Eftimiu, Agepsina | Agepsina Macri-Eftimiu | Actor | 1920 - 1932 | 12 | |
| Mărculescu, Grigore | Grigore Mărculescu | Actor | 1920 - 1932 | 4 | |
| Mihail Dragomirescu, Laura | Laura Mihail Dragomirescu | Translator | 1920 - 1935 | 6 | |
| Maierhofer, Ferdinand, | Ferdinand Maierhofer | Actor | 1920 - 1947 | 5 | |
| Molander, Gustaf | Gustaf Molander | Actor | 1921 | 2 | |
| Morgen, Maria, | Maria Morgen | Actor | 1921 | 1 | |
| Maraval, -, | - Maraval | Actor | 1921 | 3 | |
| McEntee, Frank, | Frank McEntee | Actor, Director | 1921 | 2 | |
| Markstein, Grete, | Grete Markstein | Actor | 1921 | 1 | |
| Morgen, Josefa, | Josefa Morgen | Actor | 1921 | 1 | |
| Menzinger, Anton, | Anton Menzinger | Actor | 1921 | 1 | |
| Medenwaldt, Immanuel, | Immanuel Medenwaldt | Actor | 1921 | 5 | |
| Martens, Alma, | Alma Martens | Actor | 1921 | 1 | |
| Mirtsch, Senta, | Senta Mirtsch | Actor | 1921 | 1 | |
| Manon, Ida, | Ida Manon | Actor | 1921 | 1 | |
| Melchinger, Alfons, | Alfons Melchinger | Actor, Director | 1921 | 3 | |
| Marchand, Eugen, | Eugen Marchand | Actor | 1921 | 1 | |
| Marstrand, Günther, | Günther Marstrand | Actor | 1921 | 1 | |
| Messiter, Eric, | Eric Messiter | Actor | 1921 | 1 | |
| Myron, J., | J. Myron | Director | 1921 | 1 | |
| Molander, Olof | Olof Molander | Adaptation, Director, Translator | 1921 | 5 | |
| Maybury, Edgar | Edgar Maybury | Designer | 1921 | 1 | |
| McCreery, Helen | Helen McCreery | Actor | 1921 | 1 | |
| Manners, T., P. | T. P. Manners | Actor | 1921 | 1 | |
| Mača, Alma | Alma Mača | Actor | 1921 | 1 | |
| Muncis, Jānis | Jānis Muncis | Designer | 1921 | 1 | |
| Mačs, Emils | Emils Mačs | Actor | 1921 | 3 | |
| Marseets, Jānis | Jānis Marseets | Actor | 1921 | 5 | |
| Mitrevics, Augusts | Augusts Mitrevics | Actor | 1921 | 2 | |
| Mann, Max | Max Mann | Actor | 1921 | 1 | |
| Molenaar, Herbert | Herbert Molenaar | Actor | 1921 | 1 | |
| Malenowska, Maria | Maria Malenowska | Actor | 1921 | 2 | |
| Manoliu, Z. | Z. Manoliu | Actor | 1921 | 1 | |
| Muscan, M. | M. Muscan | Actor | 1921 - 1923 | 3 | |
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Contributors
