| Morozov, Anatolij | Anatolij Morozov | Actor | 2008 | 1 | |
| Moroz, Darya Yurievna | Darya Yurievna Moroz (Да́рья Ю́рьевна Моро́з) | Actor | 2022 | 1 | |
| Morosi, Ugo Maria | Ugo Maria Morosi | Actor | 1984 - 1985 | 2 | |
| Moroney, William | William Moroney | Actor | 1949 | 1 | |
| Moroney, Ed | Ed Moroney | Actor | 2011 | 1 | 1 |
| Morón, Manuel | Manuel Morón | Actor | 2001 | 5 | |
| Morón, Joaquín | Joaquín Morón | Actor | 2010 | 1 | |
| Moroguchi, Jyuku | Jyuku Moroguchi | Actor | 1913 | 1 | |
| Morogiannis, Giorgos | Giorgos Morogiannis | Actor | 1981 - 1991 | 11 | |
| Morocutti, Emmy | Emmy Morocutti | Actor | 1910 - 1913 | 2 | |
| Morocutti, Camillo | Camillo Morocutti | Actor | 1910 - 1917 | 3 | |
| Moro, Moreno | Moreno Moro | Conductor | 1978 - 1980 | 2 | |
| Moro, José | José Moro | Dancer | 2012 - 2020 | 2 | |
| Moro-Pilotto, Antonietta | Antonietta Moro-Pilotto | Actor | 1892 - 1903 | 10 | |
| Mörner, Stellan | Stellan Mörner | Designer | 1947 | 1 | 1 |
| Mörner, Dorothy | Dorothy Mörner | Actor | 2002 - 2005 | 3 | |
| Mörne, Signe | Signe Mörne | Actor | 1917 | 1 | |
| Mormino, Francesco | Francesco Mormino | Actor | 1995 - 2004 | 29 | 1 |
| Morlot, Julie | Julie Morlot | Designer | 2016 | 1 | |
| Morlinghaus, Marcus | Marcus Morlinghaus | Actor | 1990 - 2008 | 17 | 1 |
| Morley, Royston | Royston Morley | Director, Producer | 1947 - 1954 | 3 | |
| Morley, Marianne | Marianne Morley | Actor | 1978 | 1 | |
| Morley, Malcolm | Malcolm Morley | Actor, Designer, Director | 1925 - 1933 | 10 | |
| Morley, Katherine Rose | Katherine Rose Morley | Actor | 2017 | 1 | |
| Morley, Katharine | Katharine Morley | Actor | 1938 | 1 | |
| Morley, Karen | Karen Morley | Actor | 1942 | 1 | |
| Morley, Jim | Jim Morley | Actor | 2011 | 1 | |
| Morley, Christopher | Christopher Morley | Costume Designer, Designer | 1983 | 2 | 1 |
| Morley, Carol | Carol Morley | Actor | 1978 - 1988 | 2 | |
| Morlang, Karlheinz | Karlheinz Morlang | Actor | 1938 | 1 | |
| Morlan, Joseph | Joseph Morlan | Actor | 1964 | 1 | |
| Morlacchi, Lucilla | Lucilla Morlacchi | Actor | 1977 - 2003 | 10 | 1 |
| Morkus, Rabeah | Rabeah Morkus | Choreographer | 2008 | 6 | |
| Morkeset, Eva | Eva Morkeset | Actor | 2009 | 1 | |
| Morkel, Kjell | Kjell Morkel | Actor | 1960 - 1992 | 65 | |
| Mork, Lutz | Lutz Mork | Actor | 1972 | 1 | |
| Mork, Linn | Linn Mork | Actor | 2003 | 1 | |
| Mörk, Lennart | Lennart Mörk | Costume Designer, Designer | 1991 - 1998 | 9 | |
| Mork, Joseph | Joseph Mork | Actor | 1927 | 1 | |
| Mork, Gunn Berit, Vole | Gunn Berit Vole Mork | Actor | 2008 | 1 | |
| Morizuka, Satoshi | Satoshi Morizuka | Actor | 1968 | 1 | |
| Moriz, Margarethe | Margarethe Moriz | Actor | 1909 | 1 | |
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