| Mueller, Rick | Rick Mueller | Director | 1978 | 1 | |
| Morrison, Sharon | Sharon Morrison | Actor | 1978 | 1 | 1 |
| Maes, Oswald | Oswald Maes | Actor | 1978 | 1 | |
| Madsen, Anny, M. | Anny M. Madsen | Mask Maker | 1978 | 1 | |
| Matalon, Vivian | Vivian Matalon | Director | 1978 | 1 | 1 |
| Moody, April | April Moody | Actor | 1978 | 1 | |
| Morgunov, V. | V. Morgunov | Actor | 1978 | 1 | |
| McQueen, Steve | Steve McQueen | Actor, Producer | 1978 | 2 | |
| Marin, Russ | Russ Marin | Actor | 1978 | 1 | |
| Medalis, Joseph G. | Joseph G. Medalis | Actor | 1978 | 1 | |
| Menéndez, Gerardo | Gerardo Menéndez | Musical Director | 1978 | 1 | |
| Maldonado, José Antonio | José Antonio Maldonado | Sound Designer | 1978 | 1 | |
| March, Rosalind | Rosalind March | Actor | 1977 - 2013 | 2 | 1 |
| Myles, Bruce | Bruce Myles | Actor | 1977 - 2007 | 2 | |
| Morlacchi, Lucilla | Lucilla Morlacchi | Actor | 1977 - 2003 | 10 | 1 |
| Marx, Doris | Doris Marx | Actor | 1977 - 1991 | 2 | |
| Marzot, Vera | Vera Marzot | Costume Designer | 1977 - 1982 | 5 | |
| Majewski, Maria | Maria Majewski | Actor | 1977 - 1982 | 6 | |
| Maycock, Hazel | Hazel Maycock | Actor | 1977 - 1978 | 2 | |
| Mezzadri, Mina | Mina Mezzadri | Adaptation, Director | 1977 - 1978 | 16 | |
| Maestri, Fabio | Fabio Maestri | Composer | 1977 - 1978 | 8 | |
| Maué, Cornelia | Cornelia Maué | Actor | 1977 | 1 | |
| Milan, Fred | Fred Milan | Choreographer | 1977 | 1 | |
| Manet, Michelle | Michelle Manet | Actor | 1977 | 1 | |
| Maurel, Jean-Francis | Jean-Francis Maurel | Actor | 1977 | 1 | |
| Mussier, Jacques | Jacques Mussier | Actor | 1977 | 1 | |
| Mourier, Jean | Jean Mourier | Costume Designer, Designer | 1977 | 2 | |
| Minkov, Minko | Minko Minkov | Actor | 1977 | 1 | |
| Moulios, Giorgos | Giorgos Moulios | Director | 1977 | 1 | |
| Marti, Gabriele | Gabriele Marti | Actor | 1977 | 1 | |
| Marjanović, Iva | Iva Marjanović | Actor | 1977 | 1 | 1 |
| Masters, Peta | Peta Masters | Actor | 1977 | 1 | |
| Makris, Stelios | Stelios Makris | Musical Director | 1977 | 1 | |
| Marioteanu, Brânduşa | Brânduşa Marioteanu | Actor | 1977 | 3 | |
| Metzenrath, Gheorghe | Gheorghe Metzenrath | Actor | 1977 | 5 | |
| Moraru, Marin | Marin Moraru | Director | 1977 | 1 | |
| Mitrache, Mihaela | Mihaela Mitrache | Actor | 1977 | 1 | |
| Mavrogenis, Giannis | Giannis Mavrogenis | Actor | 1977 | 1 | |
| Miranda, Marina | Marina Miranda | Actor, Costume Designer, Designer | 1977 | 3 | |
| Miserani, Alex | Alex Miserani | Actor | 1977 | 1 | |
| Magela, Geraldo | Geraldo Magela | Actor | 1977 | 1 | |
| Manuel, João | João Manuel | Actor | 1977 | 1 | |
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