| Marbo, Martha | Martha Marbo | Actor | 1967 | 1 | |
| Markaly, Gábor | Gábor Markaly | Actor | 1967 | 1 | |
| Milićević, Ognjenka | Ognjenka Milićević | Director | 1967 | 1 | |
| Mureşanu, Vasile | Vasile Mureşanu | Actor | 1967 | 1 | |
| Mary, Maud | Maud Mary | Actor | 1967 | 1 | |
| Matzura, Evelyn | Evelyn Matzura | Actor | 1967 - 1971 | 3 | |
| Mannermaa, Esko | Esko Mannermaa | Actor | 1967 - 1971 | 3 | |
| Mandel, Edgar | Edgar Mandel | Actor | 1967 - 1972 | 2 | |
| Mittreiter, Kurt | Kurt Mittreiter | Costume Designer, Designer | 1967 - 1973 | 4 | |
| Markus, Tarja | Tarja Markus | Actor | 1967 - 1977 | 2 | |
| Martin, Nicholas | Nicholas Martin | Actor, Director | 1967 - 2001 | 5 | |
| Mark, James | James Mark | Director | 1967 - 2006 | 5 | |
| Mäkelä, Juha | Juha Mäkelä | Actor | 1967 - 2007 | 2 | |
| Markkanen, Soili | Soili Markkanen | Actor | 1967 - 2012 | 4 | |
| Moskovljević, Olga | Olga Moskovljević | Translator | 1967 - 2013 | 8 | |
| Mori, Mitsuya | Mitsuya Mori | Adaptation, Director, Translator | 1967 - 2016 | 124 | |
| Mannheimer, Bodil | Bodil Mannheimer | Actor | 1968 | 2 | |
| Meredith, Victor | Victor Meredith | Actor | 1968 | 1 | |
| Moses, William | William Moses | Actor | 1968 | 1 | |
| Milde, Ewa | Ewa Milde | Actor | 1968 | 1 | |
| McGrath, Carrie | Carrie McGrath | Costume Designer | 1968 | 1 | |
| Meyer, Martin | Martin Meyer | Adaptation | 1968 | 1 | |
| McCullough, Patrick | Patrick McCullough | Actor | 1968 | 1 | |
| Magill, John | John Magill | Actor | 1968 | 1 | |
| Mann, Joanna | Joanna Mann | Actor | 1968 | 1 | |
| Müller, Gotthard | Gotthard Müller | Director | 1968 | 1 | |
| Martin, Walter | Walter Martin | Actor | 1968 | 1 | |
| Mitchell, Betty | Betty Mitchell | Director | 1968 | 1 | |
| McCullagh, Jack | Jack McCullagh | Designer | 1968 | 1 | |
| Monnard, Phoebe | Phoebe Monnard | Actor | 1968 | 1 | |
| Meyer, Klaus | Klaus Meyer | Choreographer | 1968 | 1 | |
| Mantel, Maria | Maria Mantel | Actor | 1968 | 1 | |
| Morrill, Dexter | Dexter Morrill | Composer | 1968 | 1 | |
| Munson, Jim | Jim Munson | Actor | 1968 | 1 | |
| Maines, Claudia | Claudia Maines | Actor | 1968 | 2 | |
| Minks, Wilfried | Wilfried Minks | Costume Designer, Designer | 1968 | 2 | |
| Matthé, Friedrich | Friedrich Matthé | Actor | 1968 | 1 | |
| Moriarty, Michael | Michael Moriarty | Actor | 1968 | 1 | |
| Merrow, Arthur | Arthur Merrow | Actor | 1968 | 1 | |
| Machiz, Herbert | Herbert Machiz | Director | 1968 | 1 | |
| McGuinn, Brenda | Brenda McGuinn | Actor | 1968 | 2 | |
| Matsuyama, Takashi | Takashi Matsuyama | Designer | 1968 | 1 | |
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