| Jedl'ovská, Mária | Mária Jedl'ovská | Actor | 2011 | 2 | |
| Jönsson Lunde, Evalena | Evalena Jönsson Lunde | Costume Designer | 2005 | 1 | |
| Janze, Nicole | Nicole Janze | Actor | 2005 | 2 | |
| Jankowska-Cieślak, Jadwiga | Jadwiga Jankowska-Cieślak | Actor | 2007 | 2 | |
| Jeziorska, Lidia | Lidia Jeziorska | Actor | 2007 | 1 | |
| Jędrysek, Krzysztof | Krzysztof Jędrysek | Actor | 2007 | 1 | |
| Jurewicz, Jan | Jan Jurewicz | Actor | 1999 | 1 | |
| Janecki, Władysław | Władysław Janecki | Actor | 1963 | 1 | |
| Jitcov, Elena | Elena Jitcov | Actor | 1972 | 4 | |
| Jelescu, Dan | Dan Jelescu | Composer | 1963 | 1 | |
| Jotova, Mariana | Mariana Jotova | Actor | 2001 | 1 | |
| Jess, Siobhan | Siobhan Jess | Actor | 2001 | 1 | |
| Jóhannsson, Jóhann G. | Jóhann G. Jóhannsson | Actor | 2001 | 1 | |
| Jereb, Žiga | Žiga Jereb | Dancer | 2001 - 2002 | 6 | |
| Jin, Huang | Huang Jin | Actor | 2005 - 2006 | 8 | |
| Jiehua, Pan | Pan Jiehua | Actor | 2005 - 2006 | 8 | |
| Jianhong, Sun | Sun Jianhong | Actor, Costume Designer | 2005 - 2006 | 16 | |
| Jiqin, Xian | Xian Jiqin | Lighting Designer | 2005 - 2006 | 8 | |
| Juszkiewicz, Jolanta | Jolanta Juszkiewicz | Actor, Adaptation | 2005 - 2006 | 10 | |
| Jacob, Pauline | Pauline Jacob | Actor | 2006 | 2 | |
| Julia Prud'homme, Julia | Julia Julia Prud'homme | Actor | 2006 | 1 | |
| Jenkins, Dan | Dan Jenkins | Lighting Designer | 2006 | 1 | |
| Jacoby Rush, Jennifer | Jennifer Jacoby Rush | Actor | 2006 | 1 | |
| Jacobssen, Kerstin | Kerstin Jacobssen | Costume Designer, Designer | 2006 - 2024 | 3 | |
| Jackson, Chris | Chris Jackson | Lighting Designer | 2006 | 1 | |
| Jarrard, Steve | Steve Jarrard | Director | 2015 | 1 | |
| Javanroodi, Sirvan | Sirvan Javanroodi | Actor | 2007 | 2 | |
| Jungheinrich, Anja | Anja Jungheinrich | Costume Designer, Designer | 2006 | 4 | |
| Jeske, Emily | Emily Jeske | Actor | 2006 | 2 | |
| Jorgenson, Tyler | Tyler Jorgenson | Actor | 2006 | 4 | |
| Jemili, Yasmin | Yasmin Jemili | Actor | 2007 | 1 | |
| Johnson, Paul, "Sparky" | Paul "Sparky" Johnson | Actor | 2007 | 1 | |
| Jongejan, Jonas | Jonas Jongejan | | | | |
| Johansson, Björn Boklund | Björn Johansson Boklund | Actor | 2014 | 1 | |
| Jeon, Moo-song | Moo-song Jeon | Actor | 2006 | 1 | |
| Jeon, Hyun-a | Hyun-a Jeon | Actor | 2006 | 1 | |
| Janković, Vjekoslav | Vjekoslav Janković | Actor | 1996 - 2007 | 2 | |
| Juraga, Slavko | Slavko Juraga | Actor | 2007 - 2018 | 4 | |
| Jabiyeva, Leyla | Leyla Jabiyeva | Sound Designer | 2006 | 1 | |
| Jebin, - | - Jebin | Actor | 2006 | 1 | |
| Jacob, Geertje | Geertje Jacob | Costume Designer, Designer | 2006 | 4 | |
| Joshi, Teekam | Teekam Joshi | Actor | 2006 | 6 | |
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