| Jozwik, Tom | Tom Jozwik | Actor | 2003 | 1 | |
| Jankovský, Jan | Jan Jankovský | Actor | 2011 | 1 | |
| Jung, Björn | Björn Jung | Actor | 2003 | 1 | |
| Jeffrey Miller, Mark | Mark Jeffrey Miller | Actor | 2003 | 1 | |
| Jhung, Catherine | Catherine Jhung | Actor | 2003 | 1 | |
| Jeannelle, Olivier | Olivier Jeannelle | Actor | 2003 - 2005 | 5 | |
| Jóhannsson, Jóhann | Jóhann Jóhannsson | Composer | 2003 | 1 | |
| Johančík, Pavel | Pavel Johančík | Actor | 2009 - 2012 | 7 | |
| Junglas, Tobias | Tobias Junglas | Actor | 2004 | 1 | |
| Jurasz, Jaroslaw | Jaroslaw Jurasz | Actor | 2004 | 2 | |
| Janoušková, Eva | Eva Janoušková | Actor | 2004 | 1 | |
| Janáček, Zdeněk | Zdeněk Janáček | Dramaturg | 2008 | 1 | |
| Jantschew, Sarah-Michelle | Sarah-Michelle Jantschew | Actor | 2004 | 2 | |
| Jackenkroll, Michael | Michael Jackenkroll | Actor | 2004 | 1 | |
| Janečková, Petra | Petra Janečková | Actor | 2008 | 2 | |
| Janoušková, Jindra | Jindra Janoušková | Actor | 2000 - 2008 | 3 | |
| Juusti, Aapo | Aapo Juusti | Actor | 2004 | 1 | |
| Jones, Morgan | Morgan Jones | Actor | 2004 | 1 | |
| Jeličová, Ivona | Ivona Jeličová | Dancer | 2007 | 2 | |
| Jiménez, Ángel | Ángel Jiménez | Actor | 2004 | 2 | |
| Jiménez, Patricio | Patricio Jiménez | Lighting Designer | 2004 | 2 | |
| Jürgens, Hanna | Hanna Jürgens | Actor | 2004 | 1 | |
| Jacobsen, Ellen | Ellen Jacobsen | Translator | 2004 | 1 | |
| Janků, Jiří | Jiří Janků | Dramaturg | 2007 - 2008 | 3 | |
| Janků, Veronika | Veronika Janků | Actor | 2007 - 2008 | 3 | |
| Javorský, Vladimír | Vladimír Javorský | Actor | 2006 | 1 | |
| Johns, Rosemary | Rosemary Johns | Director | 2004 | 2 | |
| Johansen, Noel | Noel Johansen | Actor | 2004 | 1 | |
| John, Thies | Thies John | Actor | 2004 | 1 | |
| Jakobi, Dominika | Dominika Jakobi | Actor | 2004 | 1 | |
| Jíra, Vítek | Vítek Jíra | Composer | 2006 | 1 | |
| Jakubec, Pavol | Pavol Jakubec | Actor | 2006 | 1 | |
| Johnson, Aaron Krister | Aaron Krister Johnson | Composer, Sound Designer | 2004 | 2 | |
| Jirák, Ota | Ota Jirák | Actor | 2005 - 2007 | 12 | |
| Jandová, Klára | Klára Jandová | Actor | 2001 | 1 | |
| Jasuja, Ayushmaan | Ayushmaan Jasuja | Actor | 2005 - 2006 | 2 | |
| Ježková, Zuzana | Zuzana Ježková | Costume Designer | 2000 | 1 | |
| Junco, Pascual | Pascual Junco | Actor | 2005 | 1 | |
| Jiménez, Ana | Ana Jiménez | Actor | 2005 | 1 | |
| Jurásek, Josef | Josef Jurásek | Actor | 2000 | 3 | |
| Jícha, Robert | Robert Jícha | Actor | 2000 | 3 | |
| Janský, Karel | Karel Janský | Actor | 2000 | 1 | |
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