| Myers, Troy, | Troy Myers | Actor | 2006 | 2 | |
| Maxie Federman, Heather | Heather Maxie Federman | Actor | 1995 | 1 | |
| Martin, Nigel | Nigel Martin | Actor | 1984 | 1 | |
| Müller, U. | U. Müller | Actor | 1999 | 1 | |
| Moore, Eva Mae | Eva Mae Moore | Actor | 1928 | 2 | |
| Mordeglia, Nietta | Nietta Mordeglia | Actor | 1919 | 1 | |
| Mihályfi, Mihályfi, | Mihályfi Mihályfi | Actor | 1889 | 2 | |
| Márkus, Emília | Emília Márkus | Actor | 1889 – 1918 | 22 | |
| Møller, Valdemar, | Valdemar Møller | Actor | 1906 – 1934 | 16 | |
| Mjøs, Jon Endre, | Jon Endre Mjøs | Actor | 1995 | 1 | |
| Magnussen, Arne Chr. | Arne Chr. Magnussen | Actor | 1951 | 8 | |
| Morgen, Therese, | Therese Morgen | Actor | 1916 | 2 | |
| Michels, Hans Herbert, | Hans Herbert Michels | Actor | 1934 | 2 | |
| Makedonskij, K. | K. Makedonskij | Actor | 1938 | 1 | |
| Malachova, Z. | Z. Malachova | Actor | 1938 | 1 | |
| Musina, O. | O. Musina | Actor | 1999 | 2 | |
| Markworth, Trevor | Trevor Markworth | Actor | 2000 – 2002 | 2 | |
| Merckel, Nola | Nola Merckel | Actor | 2002 | 1 | |
| Mowrey, Terri | Terri Mowrey | Actor | 2007 | 1 | |
| Malých, Mrs., | Mrs. Malých | Actor | 1904 | 1 | |
| Magazzari, Ms., | Ms. Magazzari | Actor | 1891 | 3 | |
| Mazzanti, Ettore, | Ettore Mazzanti | Actor | 1891 | 21 | |
| Marien, Pierre | Pierre Marien | Actor | 1984 | 1 | |
| Mazzarelli, - | - Mazzarelli | Actor | 1999 | 1 | |
| McDonald, Frank | Frank McDonald | Actor | 1971 | 4 | |
| Michałowski, Janusz | Janusz Michałowski | Actor | 1994 | 2 | |
| Masek, Vaclav, | Vaclav Masek | Actor | 1924 | 1 | |
| Moreau-Lepine, Blanche | Blanche Moreau-Lepine | Actor | 1995 | 1 | |
| Monaci, Maria Grazia | Maria Grazia Monaci | Actor | 1955 | 2 | |
| McCormick, F.J., | F. J. McCormick (F.J. McCormick) | Actor | 1923 – 1929 | 5 | |
| MacAnna, Fiona | Fiona MacAnna | Actor | 1982 | 1 | |
| Maraval, -, | - Maraval | Actor | 1921 | 3 | |
| Mendizabal, Nelly, | Nelly Mendizabal | Actor | 1954 | 2 | |
| Merten, Thorsten | Thorsten Merten | Actor | 1994 – 1998 | 10 | |
| Martin, Thomas | Thomas Martin | Actor | 1953 | 2 | |
| Murray, Nan, | Nan Murray | Actor | 1916 | 1 | |
| Meyer, -, | - Meyer | Actor | 1877 | 5 | |
| Müller, -, | - Müller | Actor | 1903 – 1918 | 4 | |
| Marshall, Eleanor Pierce | Eleanor Pierce Marshall | Actor | 1931 | 1 | |
| Melly, - | - Melly | Actor | 1928 | 9 | |
| Miller, Anna C. | Anna C. Miller | Actor | 1995 | 1 | |
| Monti, Tony | Tony Monti | Actor | 1979 | 1 | |
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