| May, Terry | Terry May | Actor | 1936 | 1 | |
| Monson, Cecil | Cecil Monson | Actor | 1936 | 1 | |
| May, Sheila | Sheila May | Actor | 1936 | 1 | |
| Monahan, Ronnie | Ronnie Monahan | Actor | 1936 | 1 | |
| MacDonagh, Deirdre | Deirdre MacDonagh | Actor | 1936 | 1 | |
| Maunsell, Miriam | Miriam Maunsell | Actor | 1936 | 1 | |
| Mierbeth, Gerry | Gerry Mierbeth | Choreographer, Director, Dramaturg | 1999 | 3 | |
| Masini, Ilaria | Ilaria Masini | Actor | 1999 | 1 | |
| Martini, Luca | Luca Martini | Actor | 1999 | 2 | |
| Maihardt, August | August Maihardt | Actor | 1902 | 1 | |
| Melis, Helma | Helma Melis | Actor | 1999 | 1 | |
| Mosselman, Jeroen | Jeroen Mosselman | Actor | 1999 | 1 | |
| Mellema, Joël | Joël Mellema | Actor | 1999 | 1 | |
| Muiser, Jan Renze | Jan Renze Muiser | Actor | 1999 | 1 | |
| Mier, Boudien | Boudien Mier | Actor | 1999 | 1 | |
| Mineyama, Hiroshi | Hiroshi Mineyama | Designer | 1999 | 1 | |
| Miranda, Pia | Pia Miranda | Actor | 1999 | 2 | |
| Maltrana, Isidro | Isidro Maltrana | Adaptation | 1999 | 1 | |
| Melletin, Birgitte | Birgitte Melletin | Costume Designer, Designer | 1999 | 2 | |
| Miyashita, Koji | Koji Miyashita | Actor | 1999 | 1 | |
| Millhone, Amalie | Amalie Millhone | Actor | 1999 | 1 | |
| Mikiver, Jon Arnold | Jon Arnold Mikiver | Actor | 1999 - 2000 | 1 | |
| Michel, Fabrice | Fabrice Michel | Actor | 1999 | 1 | |
| Malglaive, Gaëlle de | Gaëlle de Malglaive | Lighting Designer | 1999 | 1 | |
| Matsuo, Hayato | Hayato Matsuo | Actor | 1999 | 1 | |
| Mitić, Stojan | Stojan Mitić | Actor | 1999 | 1 | |
| Milovanović, Krstomir | Krstomir Milovanović | Designer | 1999 | 1 | |
| Meißner, Lilli | Lilli Meißner | Actor | 1919 | 1 | |
| Moosdorf, Annemarie | Annemarie Moosdorf | Actor | 1916 | 1 | |
| Murphy, Vincent | Vincent Murphy | Director | 1999 | 1 | |
| Murray, Steve | Steve Murray | Adaptation | 1999 | 1 | |
| Maak, Jan | Jan Maak | Actor | 1999 | 2 | |
| Meyer, Dorothea | Dorothea Meyer | Actor | 1999 | 1 | |
| Marcelli, Daniela | Daniela Marcelli | Actor | 1999 - 2001 | 10 | |
| McDonald, H.A. | H.A. McDonald | Actor | 1928 | 1 | |
| Mundy, N. | N. Mundy | Musician | 1928 | 1 | |
| Maratrat, Natacha | Natacha Maratrat | Actor | 1999 - 2000 | 5 | |
| Morimoto, Yukari | Yukari Morimoto | Actor | 1999 | 1 | |
| Muto, Kosuke | Kosuke Muto | Actor | 1999 | 1 | |
| Mordal, Eirik | Eirik Mordal | Sound Designer | 2017 | 1 | |
| Myagkov, Andrei | Andrei Myagkov | Actor | 1999 - 2001 | 1 | |
| Messerer, Boris | Boris Messerer | Designer | 1978 - 2001 | 2 | |
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