| Mourier, Manja | Manja Mourier | Actor | 1976 | 1 | |
| Munoz-Orellana, Horacio | Horacio Munoz-Orellana | Director | 1976 | 1 | |
| Martinoya, Carlos | Carlos Martinoya | Lighting Designer | 1976 | 1 | |
| Muller, Karel | Karel Muller | Adaptation, Translator | 1976 | 2 | |
| Menist, Anita | Anita Menist | Actor | 1976 | 1 | |
| Mas, Jean-Pierre | Jean-Pierre Mas | Composer | 1976 | 1 | |
| Müller, Karl-Heinz | Karl-Heinz Müller | Actor | 1976 | 1 | |
| Marelli, Marco, Arturo | Marco Arturo Marelli | Designer | 1976 | 1 | |
| Marcial, Eve | Eve Marcial | Sound Designer | 1976 | 1 | |
| Mervelec, Patrick | Patrick Mervelec | Actor | 1976 | 1 | |
| Müller, Herbert | Herbert Müller | Actor | 1975 - 2011 | 9 | |
| Mantle, Doreen | Doreen Mantle | Actor | 1975 - 2011 | 2 | |
| Muhr, Michael | Michael Muhr | Adaptation, Translator | 1975 - 2009 | 7 | |
| Mandel, Jane | Jane Mandel | Actor, Director | 1975 - 2004 | 2 | |
| May, Eberhard | Eberhard May | Actor | 1975 - 1997 | 2 | |
| Meader, Derek | Derek Meader | Actor | 1975 - 1995 | 9 | |
| Mezzanotte, Luigi, | Luigi Mezzanotte | Actor | 1975 - 1993 | 3 | |
| Matthias, Peter | Peter Matthias | Actor | 1975 - 1992 | 2 | |
| Michalski, Stanisław | Stanisław Michalski | Actor | 1975 - 1992 | 4 | |
| Mellies, Otto | Otto Mellies | Actor | 1975 - 1991 | 3 | |
| Mayen, Gerd | Gerd Mayen | Actor | 1975 - 1987 | 2 | |
| Meek, Barbara | Barbara Meek | Actor | 1975 - 1983 | 5 | |
| Morger, Melchior | Melchior Morger | Actor | 1975 - 1983 | 9 | |
| Mägdefrau, Maria | Maria Mägdefrau | Actor | 1975 - 1981 | 2 | |
| Mikołajska, Halina | Halina Mikołajska | Actor | 1975 - 1981 | 2 | |
| Mackenzie, Michael | Michael Mackenzie | Actor | 1975 - 1981 | 2 | |
| Medbøe, Katja | Katja Medbøe | Actor | 1975 - 1980 | 5 | |
| Meacham, Michael | Michael Meacham | Director | 1975 - 1979 | 2 | |
| Marshall, Peggy | Peggy Marshall | Actor | 1975 - 1979 | 3 | |
| Müller, Hans-Reinhard | Hans-Reinhard Müller | Actor, Director | 1975 - 1979 | 3 | |
| Molron, France, | France Molron | Actor | 1975 - 1977 | 10 | |
| Mestrez, Hubert, | Hubert Mestrez | Actor | 1975 - 1977 | 10 | |
| Mauer, Lubo | Lubo Mauer | Producer, Translator | 1975 - 1976 | 4 | |
| Mikkelsen, Magnar | Magnar Mikkelsen | Adaptation | 1975 - 1976 | 9 | |
| Massara, Pino | Pino Massara | Composer | 1975 - 1976 | 3 | |
| Maassen, Heinz | Heinz Maassen | Actor | 1975 | 1 | |
| Martin, Adam | Adam Martin | Actor | 1975 | 1 | |
| McInerney, Bernie | Bernie McInerney | Actor | 1975 | 1 | |
| Mentzel, Horst | Horst Mentzel | Director | 1975 | 1 | |
| Moos, Karl Heinz | Karl Heinz Moos | Dramaturg | 1975 | 1 | |
| McGill, Bruce | Bruce McGill | Actor | 1975 | 4 | |
| Miterko, Julie | Julie Miterko | Actor | 1975 | 2 | |
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