| McHallem, Chris | Chris McHallem | Actor | 2003 - 2017 | 2 | 1 |
| Mägi, Laine | Laine Mägi | Actor | 2003 - 2022 | 2 | 2 |
| Meirik, Victoria H. | Victoria H. Meirik | Adaptation, Director | 2003 - 2023 | 13 | 1 |
| Meriwether, Liz | Elizabeth Meriwether | Actor, Adaptation, Playwright | 2003 - 2024 | 5 | 1 |
| Maurice, Sylvain | Sylvain Maurice | Adaptation, Director, Stage Manager | 2003 - 2024 | 19 | |
| Mammadova, Ganira | Ganira Mammadova | Actor | 2004 | 1 | |
| Mackmin, Scarlett | Scarlett Mackmin | Choreographer | 2004 | 7 | |
| Malone, Sylvia | Sylvia Malone | Actor | 2004 | 1 | |
| Manoukian, Alina | Alina Manoukian | Actor | 2004 | 1 | |
| Marker, Alex | Alex Marker | Designer | 2004 | 1 | |
| McAllister, Peter | Peter McAllister | Director | 2004 | 5 | |
| McKillop, Ann | Ann McKillop | Actor | 2004 | 1 | |
| Michell, Bruce | Bruce Michell | Actor | 2004 | 1 | |
| Molo, Roberto | Roberto Molo | Actor | 2004 | 1 | 1 |
| Murphy, Brittany | Brittany Murphy | Actor | 2004 | 1 | |
| Musgrove, Katherine | Katherine Musgrove | Director | 2004 | 1 | |
| Muszynski, Gerd | Gerd Muszynski | Dramaturg | 2004 | 1 | 1 |
| Myers, Danny | Danny Myers | Actor | 2004 | 1 | |
| Myers, Jamie | Jamie Myers | Actor | 2004 | 1 | |
| Meyer MacLeod, Arielle | Arielle Meyer MacLeod | Dramaturg | 2004 | 1 | |
| Moore, Tobi Jane | Tobi Jane Moore | Actor | 2004 | 1 | |
| Martin, Laura Ann | Laura Ann Martin | Actor | 2004 | 1 | |
| Muñoz, Pep Anton | Pep Anton Muñoz | Actor | 2004 | 1 | |
| Mann, Tiffani | Tiffani Mann | Actor | 2004 | 1 | 1 |
| Mota, Daniela | Daniela Mota | Actor | 2004 | 1 | |
| Massaro, Mitch | Mitch Massaro | Lighting Designer | 2004 | 1 | |
| Makar, Valentin | Valentin Makar | Actor | 2004 | 1 | |
| Moe, Bodvar | Bodvar Moe | Composer | 2004 | 1 | 1 |
| Mikkelsen, Oddbjørn | Oddbjørn Mikkelsen | Actor | 2004 | 1 | |
| Mukherjee, Arun | Arun Mukherjee | Actor, Composer, Director | 2004 | 3 | |
| Mitra, Hiran | Hiran Mitra | Designer | 2004 | 1 | |
| Mukherjee, Dipak | Dipak Mukherjee | Actor, Lighting Designer | 2004 | 2 | |
| Mukherjee, Kamaleshwar | Kamaleshwar Mukherjee | Actor | 2004 | 1 | |
| Mahanta, Alok | Alok Mahanta | Actor | 2004 | 1 | |
| Mukherjee, Arati | Arati Mukherjee | Actor | 2004 | 1 | |
| Mancini, Rae | Rae Mancini | Actor | 2004 | 1 | |
| Maxwell, Ryan | Ryan Maxwell | Adaptation | 2004 | 1 | |
| McKey, Rich | Rich McKey | Actor | 2004 | 1 | |
| McLaughlin, Robin | Robin McLaughlin | Costume Designer | 2004 | 1 | |
| Menczel, Róbert | Róbert Menczel | Designer | 2004 | 1 | |
| Molnár, Donát | Donát Molnár | Actor | 2004 | 1 | |
| Maszlay, István | István Maszlay | Actor | 2004 | 1 | |
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