| Miller, Jan | Jan Miller | Actor | 1973 | 1 | |
| Marin (Marian), Mircea | Mircea Marin (Marian) | Director | 1973 | 1 | |
| Mandric, Emil | Emil Mandric | Director | 1973 | 1 | |
| Marinescu-Kanya, Marina | Marina Marinescu-Kanya | Actor | 1973 | 1 | |
| Michaïlidis, Andreas | Andreas Michaïlidis | Actor | 1973 | 7 | |
| Maiocco, Marcia | Marcia Maiocco | Actor | 1973 | 1 | |
| Monro, Don | Don Monro | Actor | 1973 | 1 | |
| Musil, Miloslav | Miloslav Musil | Actor | 1973 | 1 | |
| Mavroeidi-Papadaki, Sofia | Sofia Mavroeidi-Papadaki | Translator | 1973 | 1 | |
| Mertens, Klaus | Klaus Mertens | Actor | 1973 | 2 | |
| Müller, K.- D. | K.- D. Müller | Actor | 1973 | 2 | |
| Merkel, Harry | Harry Merkel | Actor | 1973 | 1 | |
| Mercuri, Mariano | Mariano Mercuri | Designer | 1973 | 1 | |
| Mattia Giorgetti, Mario | Mario Mattia Giorgetti | Actor | 1973 | 1 | |
| Murzin, Mihail Vasil'evič | Mihail Vasil'evič Murzin | Designer | 1973 | 1 | |
| Mercer, David | David Mercer | Adaptation | 1973 | 1 | |
| Merlo, Giuliano | Giuliano Merlo | Director | 1973 - 1974 | 2 | |
| Mariani, Guido | Guido Mariani | Lighting Designer | 1973 - 1974 | 2 | |
| Mattes, Eva | Eva Mattes | Actor | 1973 - 1975 | 3 | 1 |
| Mazza, Hugo | Hugo Mazza | Designer | 1973 - 1976 | 3 | |
| Michel, Sibylle | Sibylle Michel | Actor | 1973 - 1980 | 2 | |
| Matic, Hans | Hans Matic | Actor | 1973 - 1983 | 3 | |
| Moreth, Detlev | Detlev Moreth | Actor | 1973 - 1985 | 5 | |
| Marin, Hans | Hans Marin | Actor | 1973 - 1988 | 2 | |
| Muscan, Zoe | Zoe Muscan | Actor | 1973 - 1988 | 2 | |
| Merritt, Michael | Michael Merritt | Designer | 1973 - 1991 | 2 | |
| Matthiae, Fritz | Fritz Matthiae | Actor | 1973 - 2000 | 5 | 1 |
| Maraden, Marti | Marti Maraden | Actor, Director | 1973 - 2001 | 3 | 1 |
| Mærli, Terje | Terje Mærli | Adaptation, Director, Producer | 1973 - 2007 | 221 | 2 |
| Matschuck, Rainer | Rainer Matschuck | Actor | 1973 - 2011 | 4 | 2 |
| Medalis, Joseph | Joseph Medalis | Actor | 1974 | 1 | |
| Meredith, Carol | Carol Meredith | Actor | 1974 | 1 | |
| Meredith, John | John Meredith | Actor | 1974 | 1 | |
| Migliardi, Mario | Mario Migliardi | Composer | 1974 | 2 | |
| Mills, Dana | Dana Mills | Actor | 1974 | 1 | 1 |
| Mills, James | James Mills | Actor | 1974 | 1 | |
| Montagna, Carlo | Carlo Montagna | Actor | 1974 | 2 | |
| Montgomery, Gary | Gary Montgomery | Director | 1974 | 1 | |
| Macedonio, Francesco | Francesco Macedonio | Director | 1974 | 2 | |
| Moen, Ingvald | Ingvald Moen | Actor | 1974 | 10 | |
| Miller, Jonathan | Jonathan Miller | Director | 1974 | 1 | 1 |
| Maneva, Petja | Petja Maneva | Actor | 1974 | 1 | |
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