| Michułowicz, Stefan | Stefan Michułowicz | Actor | 1910 - 1912 | 2 | |
| Merville, A. | A. Merville | Actor | 1910 | 2 | |
| Mackay, Edward | Edward Mackay | Actor | 1910 | 3 | |
| Maddern, Merle | Merle Maddern | Actor | 1910 - 1948 | 5 | |
| McEvers, Veda | Veda McEvers | Actor | 1910 | 3 | |
| Milton, Robert | Robert Milton | Director | 1910 | 2 | |
| Mossoczy, - | - Mossoczy | Actor | 1910 | 1 | |
| Miliadou, Anthi | Anthi Miliadou | Actor | 1910 - 1948 | 21 | |
| Mihułowicz, Stefan | Stefan Mihułowicz | Actor | 1910 - 1916 | 2 | |
| Myhrvold, Dagmar | Dagmar Myhrvold | Actor | 1948 - 1968 | 24 | |
| Marcussen, Roy | Roy Marcussen | Actor | 1985 - 1986 | 3 | |
| Meréus, Leif | Leif Meréus | Costume Designer, Designer | 1979 - 1990 | 3 | |
| Marstrander, Mona | Mona Marstrander | Designer | 1994 | 1 | |
| Myurtveit, Ingrid | Ingrid Myurtveit | Actor | 1994 | 1 | |
| Mathisen, Gørli | Gørli Mathisen | Actor | 1971 - 2000 | 13 | |
| Meirik, Hans Petter | Hans Petter Meirik | Actor | 1976 - 1993 | 4 | |
| Madshus, Harald | Harald Madshus | Actor | 1989 - 2007 | 27 | |
| Meren, Turid | Turid Meren | Actor | 1989 - 1998 | 13 | |
| Maret, Jean-Claude | Jean-Claude Maret | Costume Designer, Designer | 1986 - 2012 | 7 | |
| Meling, Svein | Svein Meling | Lighting Designer | 1986 - 1992 | 3 | |
| Morkel, Kjell | Kjell Morkel | Actor | 1960 - 1992 | 65 | |
| Marthinsen, Harald | Harald Marthinsen | Designer | 1946 | 1 | |
| Moen, Svein | Svein Moen | Actor | 1971 - 1978 | 12 | |
| McCabe, Stephen | Stephen McCabe | Designer | 1983 | 1 | |
| McDiarmid, Ian | Ian McDiarmid | Actor | 1980 - 2011 | 4 | |
| Morris, Wolfe | Wolfe Morris | Actor | 1982 - 1990 | 2 | |
| Murray, Braham | Braham Murray | Director | 1999 - 2001 | 2 | |
| McColl, Colin | Colin McColl | Actor, Director | 1969 - 2017 | 13 | |
| Mithassel, Reinert | Reinert Mithassel | Director | 1991 | 1 | |
| Mehus, Jon | Jon Mehus | Actor | 1992 | 1 | |
| Mollestad, Torulf | Torulf Mollestad | Actor | 1992 | 1 | |
| Myrholdt, Bjørn | Bjørn Myrholdt | Actor | 1992 - 2020 | 33 | |
| Munch, Trond Peter Stamsø | Trond Peter Stamsø Munch | Actor | 1992 - 2017 | 12 | |
| Mathiesen, Gurå | Gurå Mathiesen | Actor, Dramaturg | 1985 - 1999 | 41 | |
| Motzke, Bodil | Bodil Motzke | Actor | 1993 - 1995 | 6 | |
| Martens, Camilla | Camilla Martens | Actor, Adaptation, Director | 1993 - 2006 | 3 | |
| Martinsen, Aril | Aril Martinsen | Actor | 1978 - 1997 | 67 | |
| Matheson, Elisabeth | Elisabeth Matheson | Actor | 1993 - 2003 | 2 | |
| Musken, Petter | Petter Musken | Actor | 1993 | 1 | |
| Mahler, Gustav | Gustav Mahler | Composer | 1979 - 2003 | 10 | |
| Markovic, Kiss | Kiss Markovic | Costume Designer | 1994 - 1995 | 3 | |
| Manheim, Hæge | Hæge Manheim | Actor | 1994 - 1998 | 3 | |
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