| Mattke, Sven | Sven Mattke | Actor | 2017 | 1 | |
| Matilainen, Tarja | Tarja Matilainen | Actor | 1998 | 3 | |
| Myllyselkä, Ari | Ari Myllyselkä | Actor | 1998 | 3 | |
| Martinkauppi, Timo | Timo Martinkauppi | Designer | 1998 | 1 | |
| Mankovecký, Peter | Peter Mankovecký | Composer | 1998 | 1 | |
| Mewes, Lilian | Lilian Mewes | Actor | 1932 - 1933 | 2 | |
| Mantel, Marie | Marie Mantel | Mask Maker | 1932 | 1 | |
| Mattox, Muriel | Muriel Mattox | Actor | 1932 | 1 | |
| Maisie, Rossie | Rossie Maisie | Actor | 1897 | 2 | |
| Macdonald, Aristelle | Aristelle Macdonald | Actor | 1932 - 1936 | 2 | |
| McAllaster, James | James McAllaster | Actor | 1932 | 1 | |
| Magnúsdóttir, Hulda Kristín | Hulda Kristín Magnúsdóttir | Actor, Costume Designer | 1998 | 2 | |
| Morgan, Ernest | Ernest Morgan | Actor | 1932 | 1 | |
| Mattick, Hans | Hans Mattick | Actor | 1932 | 1 | |
| Myers, Joanne | Joanne Myers | Actor | 1932 | 1 | |
| McFetridge, Scotty | Scotty McFetridge | Actor | 1932 | 1 | |
| Mavroeidi, Aliki | Aliki Mavroeidi | Actor | 1933 | 1 | |
| Miller, Gordon | Gordon Miller | Actor | 1933 - 1934 | 2 | |
| Myers, Gail | Gail Myers | Actor | 1933 | 1 | |
| Matthyssen, Vanessa | Vanessa Matthyssen | Actor | 2000 | 1 | |
| Mouser, Elizabeth | Elizabeth Mouser | Actor | 2000 | 1 | |
| Marletto, Maria | Maria Marletto | Actor | 1933 | 1 | |
| Muir, Douglas | Douglas Muir | Actor | 1933 - 1936 | 3 | |
| Muir, Alec | Alec Muir | Actor | 1933 - 1936 | 3 | |
| Mirviss, Sam | Sam Mirviss | Actor | 1933 | 1 | |
| Miller, Marion | Marion Miller | Actor | 1933 | 1 | |
| Montgomery, Doris | Doris Montgomery | Actor | 1933 | 1 | |
| Meyer-Hane, F. | F. Meyer-Hane | Actor | 1933 - 1944 | 2 | |
| Michelsen, Rigmor | Rigmor Michelsen | Actor | 1933 | 1 | |
| Mitchell, Mildred | Mildred Mitchell | Actor | 1933 | 2 | |
| Marquardt, Sylvia | Sylvia Marquardt | Dramaturg | 1999 | 1 | |
| Maaß, Dietrich-Eckehard | Dietrich-Eckehard Maaß | Actor | 1999 | 1 | |
| Meyer, Wolfgang | Wolfgang Meyer | Actor | 1999 | 1 | |
| Marks, Phoebe | Phoebe Marks | Actor | 1933 | 1 | |
| Margot | Margot - | Actor | 2013 - 2016 | 24 | |
| Müller, Olaf | Olaf Müller | Actor | 1984 - 1999 | 2 | |
| Mittler, Carolin | Carolin Mittler | Designer | 1999 | 1 | |
| Marquardt, Jörg | Jörg Marquardt | Actor | 1999 | 1 | |
| Mühlhoff, Werner | Werner Mühlhoff | Actor | 1999 | 1 | |
| Maselli, Titina | Titina Maselli | Costume Designer, Designer | 1999 - 2000 | 22 | |
| Mari, Pasquale | Pasquale Mari | Lighting Designer | 1999 - 2021 | 14 | |
| Masson, Babette | Babette Masson | Actor | 1999 | 10 | |
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