| McDonald, H.A. | H.A. McDonald | Actor | 1928 | 1 | |
| Mundy, N. | N. Mundy | Musician | 1928 | 1 | |
| Möderl, Friedl | Friedl Möderl | Actor | 1928 | 1 | |
| Mazarekówna, Stanisława | Stanisława Mazarekówna | Actor | 1928 | 1 | |
| Modrzewski, Henryk | Henryk Modrzewski | Actor | 1928 | 1 | |
| Marchi, Virgilio | Virgilio Marchi | Designer | 1928 | 1 | |
| Marks, Eduard | Eduard Marks | Actor, Director | 1927 - 1956 | 5 | 1 |
| Mitchell, Robert | Robert Mitchell | Actor, Designer, Director | 1927 - 1951 | 8 | |
| Mikes, Lajos | Lajos Mikes | Translator | 1927 - 1944 | 4 | 1 |
| Moore, Mabel | Mabel Moore | Actor | 1927 - 1937 | 3 | 1 |
| Mágori, Dóra | Dóra Mágori | Actor | 1927 - 1935 | 38 | 1 |
| Miskey, József | József Miskey | Actor, Director | 1927 - 1928 | 7 | |
| Mihályi, Mária | Mária Mihályi | Actor | 1927 - 1928 | 10 | |
| Maczonkai, József | József Maczonkai | Actor | 1927 - 1928 | 9 | 1 |
| Melina, Michał | Michał Melina | Actor | 1927 - 1928 | 2 | |
| Mohr, Willibald | Willibald Mohr | Actor | 1927 | 1 | |
| Marc, Alfred | Alfred Marc | Actor | 1927 | 1 | |
| Moral, Erich | Erich Moral | Actor | 1927 | 1 | |
| Miller, Antha | Antha Miller | Actor | 1927 | 1 | |
| Maloberti, Tiziana | Tiziana Maloberti | Actor | 1927 | 2 | |
| Martini, Rodolfo | Rodolfo Martini | Actor | 1927 | 2 | |
| Miskey, Jenő | Jenő Miskey | Actor | 1927 | 1 | |
| Maland, Ernest | Ernest Maland | Actor | 1927 | 1 | |
| Mork, Joseph | Joseph Mork | Actor | 1927 | 1 | |
| Meade, Caroline | Caroline Meade | Actor | 1927 | 1 | |
| Maximilian, Velimir Vladimir | Velimir Vladimir Maximilian | Actor | 1927 | 1 | |
| Mohor, Maria | Maria Mohor | Actor | 1927 | 1 | |
| Mester, Sándor | Sándor Mester | Actor | 1927 | 1 | |
| Mees, Siegbert | Friedrich Siegbert Mees | Conductor | 1926 - 1938 | 2 | |
| McMahon, Gregan | Gregan McMahon | Actor, Producer | 1926 - 1933 | 4 | |
| Malcolm, Roy | Roy Malcolm | Actor | 1926 - 1930 | 3 | |
| Moulton, Harold | Harold Moulton | Actor | 1926 - 1929 | 3 | |
| Miersch, Marianne | Marianne Miersch | Actor | 1926 - 1928 | 3 | 1 |
| McNutt, Patterson | Patterson McNutt | Producer | 1926 - 1927 | 7 | |
| Masson, William C. | William C. Masson | Actor | 1926 - 1927 | 6 | |
| Montgomery, Marcia Abbe | Marcia Abbe Montgomery | Actor | 1926 | 1 | |
| Moitelle, Ferry | Ferry Moitelle | Actor | 1926 | 2 | |
| Minauf, Willi | Willi Minauf | Actor | 1926 | 2 | |
| Müller-Berany, Richard | Richard Müller-Berany | Actor | 1926 | 1 | |
| Minzlaff, Georg | Georg Minzlaff | Actor | 1926 | 1 | |
| Madaus, Gerda | Gerda Madaus | Actor | 1926 | 1 | |
| Mindell, Fania | Fania Mindell | Costume Designer | 1926 | 1 | |
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