| Jaschke, Hella | Hella Jaschke | Actor | 1967 | 1 | |
| Jakobi, Muniera | Muniera Jakobi | Actor | 1967 | 1 | |
| Johansson, Yvonne | Yvonne Johansson | Actor | 1967 | 1 | |
| Jannoch, Hans-Peter | Hans-Peter Jannoch | Musician | 1967 | 2 | |
| Janka, Béla | Béla Janka | Actor | 1967 | 1 | |
| Jaeger, Malte | Malte Jaeger | Actor | 1967 - 1975 | 2 | |
| Juha Hyppönen, Juha | Juha Juha Hyppönen | Actor | 1967 - 1981 | 3 | |
| Järvinen, Yrjö | Yrjö Järvinen | Actor | 1967 - 1983 | 3 | |
| Jaskol, Evelyn | Evelyn Jaskol | Actor | 1968 | 2 | |
| Jones, Clyde | Clyde Jones | Director | 1968 | 1 | |
| Jarocki, Kazimierz | Kazimierz Jarocki | Actor | 1968 | 1 | |
| Jeronimo, Bob | Bob Jeronimo | Designer | 1968 | 1 | |
| John, Karl | Karl John | Actor | 1968 | 1 | |
| Janisch, Silvia | Silvia Janisch | Actor | 1968 | 3 | |
| Jarausch, Helga | Helga Jarausch | Actor | 1968 | 1 | |
| Jones, Rosemary | Rosemary Jones | Actor | 1968 | 1 | |
| Jufa, T. | T. Jufa | Designer | 1968 | 1 | |
| Jerinic, Slavka | Slavka Jerinic | Actor | 1968 | 1 | |
| Jovanovic, Ksenija | Ksenija Jovanovic | Actor | 1968 | 1 | |
| Jaksic, Ivo | Ivo Jaksic | Actor | 1968 | 1 | |
| Jitianu, Dan | Dan Jitianu | Costume Designer, Designer | 1968 - 1978 | 5 | |
| Jacobsen, Detlef | Detlef Jacobsen | Actor, Director, Translator | 1968 - 2004 | 4 | |
| Jedlička, Václav | Václav Jedlička | Actor, Composer | 1968 - 2012 | 2 | |
| Jelínková, Eva | Eva Jelínková | Actor, Adaptation | 1968 - 2012 | 5 | |
| Jeske, Regina | Regina Jeske | Actor | 1969 | 1 | |
| Jahoda, Miloš | Miloš Jahoda | Actor | 1969 | 1 | |
| Jarský, Jaroslav | Jaroslav Jarský | Actor | 1969 | 1 | |
| Jardim, Joel | Joel Jardim | Sound Designer | 1969 | 2 | |
| Jánosa, Lajos | Lajos Jánosa | Designer | 1969 | 1 | |
| Jackson, H. Lionel | H. Lionel Jackson | Director | 1969 | 1 | |
| Jovanovski, Aco | Aco Jovanovski | Actor | 1969 | 1 | |
| Jenkins, Ken | Ken Jenkins | Actor, Director | 1969 - 1970 | 2 | |
| Jansen, Per | Per Jansen | Actor | 1969 - 2004 | 58 | |
| Jackson, Gordon | Gordon Jackson | Actor | 1970 | 1 | |
| Johanneson, Eydun | Eydun Johanneson | Actor | 1970 | 1 | |
| Jeck, Volker | Volker Jeck | Actor | 1970 | 2 | |
| Jones, Terrence | Terrence Jones | Actor | 1970 | 1 | |
| Joseph, Anne | Anne Joseph | Actor | 1970 | 1 | |
| Juárez, Edith | Edith Juárez | Designer | 1970 | 1 | |
| Jackson, Robert | Robert Jackson | Actor | 1970 | 1 | |
| Jackson, Alexandra | Alexandra Jackson | Mask Maker | 1970 | 1 | |
| Jurišić, Miodrag | Miodrag Jurišić | Actor | 1970 | 1 | |
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