| Önder, Cem | Cem Önder | Actor | 2001 | 1 | |
| Örndahl, Cita | Cita Örndahl | Actor | 2001 | 4 | |
| Öfverberg, Ann-Sofie | Ann-Sofie Öfverberg | Actor | 2003 | 2 | |
| Özer, Harun | Harun Özer (Harun Ozer) | Actor | 2007 | 1 | |
| Öhman, Steina | Steina Öhman | Actor, Adaptation, Choreographer | 2008 | 6 | |
| Örn, Heikki | Heikki Örn | Lighting Designer | 2008 | 1 | |
| Özman, Esen | Esen Özman | Actor | 2008 | 1 | |
| Özcan, Reha | Reha Özcan | Actor | 2008 | 1 | |
| Östh, Mattias | Mattias Östh | Actor | 2008 | 1 | |
| Özuzun, Murat | Murat Özuzun | Lighting Designer | 2009 | 1 | |
| Öhlund, Nils | Nils Öhlund | Adaptation, Director, Translator | 2009 - 2010 | 15 | |
| Ördög, Tamás | Tamás Ördög | Actor, Adaptation, Director | 2009 - 2016 | 10 | 2 |
| Özdemir, Sengül | Sengül Özdemir | Actor | 2010 | 8 | 2 |
| Özdil, Deniz | Deniz Özdil | Actor | 2010 | 1 | |
| Özcan, Ilknur | Ilknur Özcan | Actor | 2011 - 2013 | 2 | |
| Ögüt, Yılmaz | Yılmaz Ögüt (Yilmaz Ogut) | Translator | 2012 | 1 | |
| Ötvös, András | András Ötvös | Actor | 2013 | 1 | |
| Öztürk, Zuhal | Zuhal Öztürk | Actor | 2013 | 7 | |
| Örs, Emre | Emre Örs (Emre Ors) | Dramaturg | 2017 | 1 | |
| Özdil, Bülent | Bülent Özdil | Actor | 2017 - 2018 | 5 | |
| Ödmann, Joel | Joel Ödmann | Actor | 2018 - 2022 | 3 | |
| Ötvös, Kinga | Kinga Ötvös | Actor | 2019 | 1 | |
| Özdoğan, Deniz | Deniz Özdoğan | Actor | 2021 | 2 | |
| Özden, Zeynep | Zeynep Özden | Actor | 2022 | 1 | |
| Östergren, Agnes | Agnes Östergren | Costume Designer | 2023 | 1 | |
| Özlek, Sinem | Sinem Özlek | Dramaturg | 2023 | 1 | |
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