| Karl, Johannes | Johannes Karl | Actor | 2012 | 1 | 3 |
| Konstantinos, Filippos | Filippos Konstantinos | Actor | 2012 | 1 | |
| Karagiaouris, Nikolas | Nikolas Karagiaouris | Actor | 2012 | 1 | |
| Kainulainen, Tommi | Tommi Kainulainen | Actor | 2012 | 1 | |
| Kokko, Emilia | Emilia Kokko | Actor | 2012 | 1 | |
| Köstem, Şebnem | Şebnem Köstem (Sebnem Kostem) | Actor | 2012 | 1 | |
| Koyuncuoğlu, Emre | Emre Koyuncuoğlu | Director, Translator | 2012 | 2 | |
| Köksal, Yusuf | Yusuf Köksal (Yusuf Koksal) | Actor | 2012 | 1 | |
| Kostovski, Vasko | Vasko Kostovski (Васко Костовски) | Actor | 2012 | 1 | |
| Kuleski-Czajkowicz, Boban | Boban Kuleski-Czajkowicz (Бобан Кулески-Чајкович) | Actor | 2012 | 1 | |
| Kostovska, Vladanka | Vladanka Kostovska (Владанка Костовска) | Actor | 2012 | 1 | |
| Kuzelov, Nikola | Nikola Kuzelov (Никола Кузелов) | Actor | 2012 | 1 | |
| Kronborg, Adrian Mageli | Adrian Mageli Kronborg | Actor | 2012 - 2013 | 4 | |
| Kehrstephan, Evi | Evi Kehrstephan | Actor | 2012 - 2013 | 3 | 4 |
| Kammerer, Agnes | Agnes Kammerer | Actor | 2012 - 2013 | 4 | |
| Kwestro, Keja, Klaasje | Keja Klaasje Kwestro | Actor | 2012 - 2013 | 5 | |
| Krstić, Milorad | Milorad Krstić | Designer | 2012 - 2013 | 5 | |
| Kiss, Attila | Attila Kiss | Actor | 2012 - 2013 | 15 | |
| Krisztik, Csaba | Csaba Krisztik | Actor | 2012 - 2013 | 2 | |
| Karlsen, Truls | Truls Karlsen | Costume Designer | 2012 - 2015 | 3 | |
| Kettle, Yolanda | Yolanda Kettle | Actor | 2012 - 2016 | 5 | |
| Khusrawi, Nasrin | Nasrin Khusrawi | Actor | 2012 - 2017 | 2 | |
| Kézdi, Imola | Imola Kézdi | Actor | 2012 - 2017 | 7 | 1 |
| Kropf, Robert | Robert Kropf | Actor, Adaptation, Designer, Director | 2012 - 2017 | 5 | |
| Kwei-Armah, Kwame | Kwame Kwei-Armah | Director | 2012 - 2017 | 2 | 1 |
| Koehler, Scott | Scott Koehler | Actor, Musician | 2012 - 2018 | 80 | |
| Kuş, Gamze | Gamze Kuş | Costume Designer, Designer | 2012 - 2018 | 3 | |
| Kimmelman, Vladimir | Vladimir Kimmelman | Actor, Producer | 2012 - 2022 | 2 | 3 |
| Kyrgia, Eri | Eri Kyrgia | Adaptation, Dramaturg, Translator | 2012 - 2023 | 12 | |
| Kvale, Pål Fredrik | Pål Fredrik Kvale | Actor | 2012 - 2025 | 32 | |
| Karantzas, Dimitris | Dimitris Karantzas (Δημήτρης Καραντζάς) | Director | 2012 - 2025 | 3 | |
| Kulyabin, Timofey Aleksandrovich | Timofey Aleksandrovich Kulyabin (Тимофей Александрович Кулябин) | Director | 2012 - 2025 | 3 | |
| Kiersch, Annika | Annika Kiersch | Actor | 2013 | 1 | |
| Klami, Ida Cecilie | Ida Cecilie Klami | Actor | 2013 | 1 | |
| Kjos, Liv Marie Zevenbergen | Liv Marie Zevenbergen Kjos | Lighting Designer | 2013 | 1 | |
| Kristiansen, Jenny Hole | Jenny Hole Kristiansen | Producer | 2013 | 2 | |
| Kvale, Gustav Andreas | Gustav Andreas Kvale | Dancer | 2013 | 1 | |
| Kristensen, Marte | Marte Kristensen | Actor | 2013 | 1 | |
| Kveli, Martine Hattestad | Martine Hattestad Kveli | Actor | 2013 | 1 | |
| Kristoffersen, Cecilia Laberg | Cecilia Laberg Kristoffersen | Actor | 2013 | 1 | |
| Kaardahl, Mikkel Tobias Bøe | Mikkel Tobias Bøe Kaardahl | Actor | 2013 | 1 | |
| Kierulf, Tine | Tine Kierulf | Actor | 2013 | 1 | |
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