| Moralı, Mahmut | Mahmut Moralı | Actor | 1956 | 1 | |
| Mogol, Salâhattin | Salâhattin Mogol | Actor | 1956 | 1 | |
| Meinecke, Monika | Monika Meinecke | Dancer | 1956 | 1 | |
| MacPhee, Charles | Charles MacPhee | Actor | 1956 | 1 | |
| Moss, Eugene | Eugene Moss | Actor | 1956 | 2 | |
| Munroe, Walter | Walter Munroe | Actor | 1956 | 2 | |
| Moruzan, Constantin | Constantin Moruzan | Adaptation, Director | 1956 | 2 | |
| Massal'skij, P. | P. Massal'skij | Director | 1956 | 1 | |
| Maksimova, R. | R. Maksimova | Actor | 1956 | 1 | |
| McCallum, John | John McCallum | Actor | 1956 | 1 | |
| Masson, Gust | Gust Masson | Mask Maker | 1956 - 1957 | 3 | |
| Markey, Jolande | Jolande Markey | Actor | 1956 - 1957 | 6 | |
| Maeremans, G. | G. Maeremans | Actor | 1956 - 1957 | 3 | |
| Mertens, J. | J. Mertens | Actor | 1956 - 1957 | 3 | |
| Munro, Nan | Nan Munro | Actor | 1956 - 1957 | 2 | |
| Micheel, Gerd | Gerd Micheel | Actor | 1956 - 1958 | 2 | |
| Mellies, Wolfgang | Wolfgang Mellies | Actor | 1956 - 1958 | 2 | |
| Mellies, Eberhard | Eberhard Mellies | Director | 1956 - 1958 | 2 | |
| Mauss, Brigitte | Brigitte Mauss | Costume Designer | 1956 - 1958 | 2 | |
| Marcel, Robert | Robert Marcel | Actor | 1956 - 1972 | 5 | |
| Müller, Christa | Christa Müller | Actor, Costume Designer, Dramaturg | 1956 - 1980 | 3 | |
| Mihăilescu, Ion | Ion Mihăilescu | Director | 1956 - 1980 | 2 | |
| Matz, Katharina | Katharina Matz | Actor | 1956 - 1985 | 3 | |
| Müller, Ursula | Ursula Müller | Costume Designer, Dancer, Designer | 1956 - 1995 | 3 | |
| McQueen, Vincent | Vincent McQueen | Actor | 1956 - 1999 | 2 | |
| Matthiessen, Ingrid | Ingrid Matthiessen | Actor | 1956 - 2003 | 3 | |
| Maćkowiak, Janusz | Janusz Maćkowiak | Composer | 1957 | 1 | |
| Miltová, Marie | Marie Miltová | Actor | 1957 | 1 | |
| Malawski, Artur | Artur Malawski | Composer | 1957 | 1 | |
| Milski, Zygmunt | Zygmunt Milski | Actor | 1957 | 1 | |
| Markowska, Zofia | Zofia Markowska | Actor | 1957 | 1 | |
| Mărculescu, Adela | Adela Mărculescu | Actor | 1957 | 1 | |
| Moir, Alec | Alec Moir | Actor | 1957 | 2 | |
| Metcalfe, Renie | Renie Metcalfe | Actor | 1957 | 1 | |
| Malkin, B. | B. Malkin | Director | 1957 | 1 | |
| Maksimova, A. | A. Maksimova | Actor | 1957 | 1 | |
| Makarov, V. | V. Makarov | Actor | 1957 | 1 | |
| Magnusson, Karl | Karl Magnusson | Mask Maker | 1957 | 1 | |
| Marsh, Reginald | Reginald Marsh | Actor | 1957 | 1 | |
| Meiggs, Amanda | Amanda Meiggs | Actor | 1957 | 1 | |
| Markov, V. | V. Markov | Actor | 1957 | 1 | |
| Matveev, E. | E. Matveev | Actor | 1957 | 1 | |
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