| Marco, Lluis | Lluis Marco | Actor | 2017 - 2020 | 2 | |
| Mars, Miquel | Miquel Mars | Actor | 2013 | 2 | |
| Minaya, María | María Minaya | Actor | 2013 | 2 | |
| Malara, Francesca | Francesca Malara | Assistant Director, Director | 2018 - 2019 | 2 | |
| Merlino, María | María Merlino | Actor, Adaptation | 2016 | 2 | |
| Mendy, Carlos | Carlos Mendy | Actor | 1961 - 1966 | 2 | |
| Magdaleno, Andrés | Andrés Magdaleno | Actor, Producer | 1971 | 2 | |
| Madarro, Nella | Nella Madarro | Dancer | 2012 - 2020 | 2 | |
| Moro, José | José Moro | Dancer | 2012 - 2020 | 2 | |
| Molina, Carmelo | Carmelo Molina | Musician | 2017 - 2020 | 2 | |
| Morales, Alicia | Alicia Morales | Musician | 2017 - 2020 | 2 | |
| Marín, Laura | Laura Marín | Actor | 2019 - 2020 | 2 | |
| Masur, Ken-David | Ken-David Masur | Conductor | 2017 - 2022 | 2 | |
| Mayo, Caleb | Caleb Mayo | Actor | 2017 - 2022 | 2 | |
| Moldován, Orsolya | Orsolya Moldován | Actor | 2019 | 2 | |
| Moosavi, Rahim | Rahim Moosavi | Director | 2018 - 2020 | 2 | |
| McQueen, Steve | Steve McQueen | Actor, Producer | 1978 | 2 | |
| Maude, Cyril | Cyril Maude | Actor | 1915 | 2 | |
| Monn-Iversen, Egil | Egil Monn-Iversen | Composer, Producer | 1963 - 1975 | 2 | |
| Mary, Xavier | Xavier Mary | Costume Designer, Designer | 2019 | 2 | |
| Maltinti, Olivier | Olivier Maltinti | Actor | 1985 | 2 | |
| Mentha, Philippe | Philippe Mentha | Actor, Director | 2012 | 2 | |
| Maurice, Jean-Michel | Jean-Michel Maurice | Actor | 1993 - 1994 | 2 | |
| Martin, Carine | Carine Martin | Actor | 2018 | 2 | |
| Mirvil, - | - Mirvil | Actor | 1935 | 2 | |
| Marquaille, - | - Marquaille | Actor | 1935 | 2 | |
| Martinez, Félix | Félix Martinez | Actor | 2014 - 2015 | 2 | |
| Marchini, Bruno | Bruno Marchini | Costume Designer | 2014 - 2015 | 2 | |
| Millot, Elisa | Elisa Millot | Assistant Director | 2014 - 2015 | 2 | |
| Monier-Esquis, Isabelle | Isabelle Monier-Esquis | Actor | 2015 | 2 | |
| Meigné, Benoît | Benoît Meigné (Meigne, Benoît) | Director | 2015 | 2 | |
| Munier, Anthony | Anthony Munier | Actor | 2015 | 2 | |
| Munier, Karine | Karine Munier | Costume Designer | 2015 | 2 | |
| Moscarelli, Aniko | Aniko Moscarelli | Actor | 2021 | 2 | |
| McCrohan, Conor | Conor McCrohan | Assistant Director, Composer | 2016 | 2 | |
| Mittal, Shilpa | Shilpa Mittal | Actor, Producer | 2008 | 2 | |
| McCarthy, Jefferson | Jefferson McCarthy | Composer, Sound Designer | 2021 | 2 | |
| Mátay, Livia | Livia Mátay | Designer | 1986 - 1988 | 2 | |
| Morris, Aubrey | Aubrey Morris | Actor | 1972 | 2 | |
| Munro, Nan | Nan Munro | Actor | 1956 - 1957 | 2 | |
| Medford, Don | Don Medford | Director | 1954 - 1959 | 2 | |
| McCallum, Neil | Neil McCallum | Actor | 1955 - 1958 | 2 | |
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