| Jans, Alaric | Alaric Jans | Composer | 1978 | 1 | 1 |
| Jensen, Ejnar, Hans | Ejnar Hans Jensen | Actor | 1977 - 1980 | 4 | |
| Juilliard, Jean | Jean Juilliard | Actor | 1977 - 1978 | 3 | 1 |
| Job, Enrico | Enrico Job | Costume Designer, Designer | 1977 - 1978 | 16 | |
| Järleby, Anders | Anders Järleby | Actor | 1977 | 1 | |
| Jahn, Burkhard | Burkhard Jahn | Actor | 1977 | 1 | |
| Jud, Robert | Robert Jud | Composer | 1977 | 1 | |
| Jülich, Margrit | Margrit Jülich | Actor | 1977 | 1 | |
| Josephs, Hermann | Hermann Josephs | Musical Director | 1977 | 1 | |
| José, Walmir | Walmir José | Costume Designer, Designer, Director | 1977 | 3 | |
| Jones, Griffith | Griffith Jones | Actor | 1977 | 1 | |
| Joyce, Aaron | Aaron Joyce | Actor | 1977 | 1 | |
| Jeppesen, Gert | Gert Jeppesen | Actor | 1977 | 3 | |
| Jarskij, R. | R. Jarskij | Actor | 1977 | 1 | |
| Jabalera, Antonio | Antonio Jabalera | Actor | 1977 | 1 | |
| Jensen, Kirsten | Kirsten Jensen | Actor | 1976 - 1983 | 2 | |
| Joyce, Andrew | Andrew Joyce | Actor | 1976 | 1 | |
| Johansson, Olle | Olle Johansson | Actor | 1976 | 1 | |
| Juárez, Gerardo | Gerardo Juárez | Sound Designer | 1976 | 1 | |
| Järvefelt, Göran | Göran Järvefelt | Director | 1976 | 2 | 1 |
| Jurjea, Francisc | Francisc Jurjea | Lighting Designer | 1976 | 1 | |
| Julkunen, Esko | Esko Julkunen | Actor | 1976 | 1 | |
| Jønsberg, Viggo | Viggo Jønsberg | Actor | 1976 | 1 | |
| Janette Walen, Niels | Niels Janette Walen | Composer | 1976 | 1 | |
| João, Adelaide | Adelaide João | Actor | 1976 | 1 | |
| Jones-Davies, Sue | Sue Jones-Davies | Actor | 1975 - 2012 | 2 | |
| Jovanović, Božana | Božana Jovanović | Costume Designer | 1975 - 1982 | 4 | |
| Joest, Hans-Hermann | Hans-Hermann Joest | Actor | 1975 - 1982 | 2 | |
| Jahn, Wolfgang | Wolfgang Jahn | Actor | 1975 - 1981 | 3 | |
| Janczar, Tadeusz | Tadeusz Janczar | Actor | 1975 | 1 | |
| Jubber, Rohn | Rohn Jubber | Designer | 1975 | 1 | |
| Jones, Melanie | Melanie Jones | Actor | 1975 | 2 | |
| Jackson, Glenda | Glenda Jackson | Actor | 1975 | 8 | 1 |
| Johnston, Eddie | Eddie Johnston | Designer | 1975 | 1 | |
| Johannson, Ulrike | Ulrike Johannson | Actor | 1975 | 1 | |
| Jenny, Urs | Urs Jenny | Dramaturg | 1975 | 2 | |
| Jóhannesson, Jóhann, Garðar | Jóhann Garðar Jóhannesson | Actor | 1975 | 1 | |
| Jónsson, Þorbjörn | Þorbjörn Jónsson | Actor | 1975 | 1 | |
| Junghietu, Maria | Maria Junghietu | Actor | 1975 | 1 | |
| John, Stephen | Stephen John | Actor | 1975 | 1 | |
| Jennings, Tom | Tom Jennings | Actor | 1975 | 1 | |
| Johnson, Laurie | Laurie Johnson | Composer | 1975 | 1 | |
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