| Malaka, Bernard | Bernard Malaka | Actor | 2003 | 2 | |
| Malcolm, Roy | Roy Malcolm | Actor | 1926 - 1930 | 3 | |
| Malherbe, Jan | Jan Malherbe | Actor | 1889 - 1894 | 4 | |
| Malinowska, Czesława | Czesława Malinowska | Actor | 1905 | 2 | |
| Mallett, Chris | Chris Mallett | Actor | 1984 | 1 | |
| Malmberg, Li | Li Malmberg | Actor | 1985 | 1 | |
| Malmström, Ulla | Ulla Malmström | Actor | 1956 | 1 | |
| Malone, Sylvia | Sylvia Malone | Actor | 2004 | 1 | |
| Maloy, Richard | Richard Maloy | Actor | 2002 | 1 | |
| Malsbender, Herbert | Herbert Malsbender | Actor | 1950 - 1963 | 2 | |
| Managuerra, Mercè | Mercè Managuerra | Actor | 1997 | 1 | |
| Manasiev, Plamen | Plamen Manasiev (Пламен Манасиев) | Actor | 2001 - 2023 | 3 | |
| Mann, Aaron | Aaron Mann | Actor | 2008 | 1 | |
| Mannheimer, Bodil | Bodil Mannheimer | Actor | 1968 | 2 | |
| Manoukian, Alina | Alina Manoukian | Actor | 2004 | 1 | |
| Mantius, Karlheinz | Karlheinz Mantius | Actor | 1964 - 1973 | 2 | |
| Marcello-Chraszczewska, Helena | Helena Marcello-Chraszczewska | Actor | 1882 | 1 | |
| Marchant, Valérie | Valérie Marchant | Actor | 2002 | 1 | |
| Marchioni, Vinicio | Vinicio Marchioni | Actor | 2002 - 2005 | 16 | |
| Margulies, Pär | Pär Margulies | Actor | 1985 - 1990 | 3 | 1 |
| Maria, Lucia | Lucia Maria | Actor | 2007 - 2008 | 6 | 1 |
| Marin, Hans | Hans Marin | Actor | 1973 - 1988 | 2 | |
| Markham, Petra | Petra Markham | Actor | 2004 - 2016 | 8 | |
| Markkanen, Soili | Soili Markkanen | Actor | 1967 - 2012 | 4 | |
| Marko-Nord, Julia | Julia Marko-Nord | Actor | 2007 | 1 | 1 |
| Marlatt, Richard | Richard Marlatt | Actor | 1999 | 1 | |
| Marlowe, Dorine | Dorine Marlowe | Actor | 1934 | 1 | 1 |
| Marner, Carmela | Carmela Marner | Actor | 2006 | 1 | |
| Maron, Hanna | Hanna Maron | Actor | 1959 - 1966 | 2 | |
| Marquard-Olsen, Urania | Urania Marquard-Olsen | Actor | 1883 - 1924 | 64 | 2 |
| Marr, Stacy | Stacy Marr | Actor | 2001 | 1 | |
| Martin, Adam | Adam Martin | Actor | 1975 | 1 | |
| Martynowicz, Henryk | Henryk Martynowicz | Actor | 1907 - 1913 | 5 | |
| Marx, Paul | Paul Marx | Actor | 1905 - 1933 | 20 | |
| März, Daniela | Daniela März | Actor | 2001 - 2002 | 4 | |
| Marzi, Davide | Davide Marzi | Actor | 1999 - 2000 | 4 | |
| Mascus, Hella-Birgit | Hella-Birgit Mascus | Actor | 1989 - 1990 | 2 | |
| Maskell, Robert | Robert Maskell | Actor | 2002 | 1 | |
| Mason, Dan | Dan Mason | Actor | 1996 - 2013 | 3 | 1 |
| Mason, Marsha | Marsha Mason | Actor | 1973 | 1 | |
| Massey, Hart | Hart Massey | Actor | 2000 | 1 | 1 |
| Masteller, Kerry | Kerry Masteller | Actor | 2000 | 1 | |
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