| Mellberg, Johanna | Johanna Mellberg | Actor | 1999 | 1 | |
| Mellberg, Rasmus | Rasmus Mellberg | Actor | 1980 | 1 | |
| Mellor, Harold | Harold Mellor | Actor | 1963 - 1977 | 3 | |
| Melsing, Svend | Svend Melsing | Actor | 1907 - 1942 | 5 | |
| Mendes, Manuel | Manuel Mendes | Actor | 1993 - 2004 | 2 | |
| Menelaus, Jane | Jane Menelaus | Actor | 1989 | 1 | 1 |
| Menger, Willy | Willy Menger | Actor | 1966 | 1 | |
| Mensching, Herbert | Herbert Mensching | Actor | 1969 | 1 | |
| Menzel, Heinz | Heinz Menzel | Actor | 1973 | 1 | |
| Menzies, Robert | Robert Menzies | Actor | 1988 - 2017 | 5 | 1 |
| Meraj, Salim | Salim Meraj | Actor | 2006 - 2012 | 4 | |
| Meredith, Carol | Carol Meredith | Actor | 1974 | 1 | |
| Meredith, John | John Meredith | Actor | 1974 | 1 | |
| Meredith, Victor | Victor Meredith | Actor | 1968 | 1 | |
| Merivale, Philip | Philip Merivale | Actor | 1944 | 1 | |
| Merk, Romano | Romano Merk | Actor | 1958 | 1 | |
| Messersmith, Mark | Mark Messersmith | Actor | 2007 | 1 | |
| Mestad, Henrik | Henrik Mestad | Actor | 1991 - 2016 | 66 | 1 |
| Mete, Marco | Marco Mete | Actor | 1999 - 2000 | 4 | |
| Metowa, Hanka | Hanka Metowa | Actor | 1987 | 1 | |
| Meunier, Enny | Enny Meunier | Actor | 1955 - 1977 | 3 | |
| Meyenburg, Susanne | Susanne Meyenburg | Actor | 2006 | 16 | |
| Meyer, Johannes | Johannes Meyer | Actor | 1925 - 2004 | 25 | 1 |
| Meyer, René-Philippe | René-Philippe Meyer | Actor | 2008 - 2011 | 8 | 3 |
| Meyer, Wilhelm | Wilhelm Meyer | Actor | 1976 - 1980 | 3 | |
| Mezey, Lajos | Lajos Mezey | Actor | 1947 - 1991 | 5 | |
| Meződi, Erzsébet | Erzsébet Meződi | Actor | 1961 | 1 | |
| Mezynski, Linda | Linda Mezynski | Actor | 1971 | 1 | |
| Mezzanotte, Luigi | Luigi Mezzanotte | Actor | 1975 - 1993 | 4 | |
| Mhlanga, Larry | Larry Mhlanga | Actor | 2003 | 1 | |
| Mian, Daniel | Daniel Mian | Actor | 2004 - 2012 | 2 | |
| Miceli, David | David Miceli | Actor | 2006 | 1 | 1 |
| Michael, Peter | Peter Michael | Actor | 2007 - 2011 | 7 | 1 |
| Michael, Pierre | Pierre Michael | Actor | 1976 - 1980 | 2 | |
| Michaelis, Ruscha | Ruscha Michaelis | Actor | 1897 - 1898 | 2 | |
| Michel, Minerva | Minerva Michel | Actor | 1980 | 1 | |
| Michell, Bruce | Bruce Michell | Actor | 2004 | 1 | |
| Michlewiczowa, Wilhelmina | Wilhelmina Michlewiczowa | Actor | 1888 | 1 | |
| Micińska, Magdalena | Magdalena Micińska | Actor | 1882 - 1908 | 3 | |
| Mihai, Mihaela | Mihaela Mihai | Actor | 2006 | 2 | |
| Mihalesco, Alexandre | Alexandre Mihalesco | Actor | 1928 | 1 | |
| Mihályfi, Károly | Károly Mihályfi | Actor | 1914 - 1927 | 4 | 1 |
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