| Kramer, Rob | Rob Kramer | Director | 2002 | 1 | |
| Kielblock, Lieschen | Lieschen Kielblock | Actor | 1905 | 1 | |
| Knutzon, Lars | Lars Knutzon | Adaptation, Director, Translator | 2002 - 2004 | 151 | |
| Knirsch, Annemarie | Annemarie Knirsch | Actor | 1989 | 1 | |
| König, Gerda | Gerda König | Actor | 1989 | 1 | |
| Keuler, Elizabeth | Elizabeth Keuler | Actor | 2002 | 1 | |
| Kaufmann, Martina | Martina Kaufmann | Actor | 2002 - 2003 | 1 | |
| Kaul, Hans | Hans Kaul | Composer | 2002 - 2009 | 2 | |
| Klingvall, Emil | Emil Klingvall | Actor | 2003 | 6 | |
| Kelly, David Patrick | David Patrick Kelly | Actor | 2002 | 1 | |
| Kümmerling, Gisa | Gisa Kümmerling | Actor | 2002 | 1 | |
| Kümmerling, Gabriele | Gabriele Kümmerling | Actor | 2002 | 1 | |
| Klubowicz, Marta | Marta Klubowicz | Actor | 2002 | 2 | |
| Kaderk, Manfred | Manfred Kaderk | Designer | 1999 - 2017 | 7 | |
| Knaus, Ellie | Ellie Knaus | Actor | 2002 | 1 | |
| Kudla, Alexei | Alexei Kudla | Actor | 2002 | 1 | |
| Krieger, Portia | Portia Krieger | Director | 2002 | 1 | |
| Karner, Brigitte | Brigitte Karner | Actor | 2002 - 2003 | 2 | |
| Klautzer, Alfons | Alfons Klautzer | Actor | 2002 - 2003 | 2 | |
| Kummer, Engelbert | Engelbert Kummer | Lighting Designer | 2002 - 2003 | 2 | |
| Kahler, Stephanie | Stephanie Kahler | Actor | 2002 | 8 | |
| Konin, Lydia | Lydia Konin | Costume Designer | 2002 | 8 | |
| Kubik, Anna | Anna Kubik | Actor | 2002 | 1 | |
| Kiss, Levente | Levente Kiss | Actor | 2002 | 1 | |
| Kollarik, Ágnes | Ágnes Kollarik | Actor | 2002 | 1 | |
| Kroh, Andrea | Andrea Kroh | Actor | 2002 | 1 | |
| Kouloumbi, Christina | Christina Kouloumbi | Actor | 2002 - 2003 | 3 | |
| Koutsoukou, Mairi | Mairi Koutsoukou | Actor | 2002 - 2003 | 3 | |
| Kanagiou, Lambrini | Lambrini Kanagiou | Actor | 2002 - 2003 | 3 | |
| Kotsarinis, Giannis | Giannis Kotsarinis | Actor | 2002 - 2003 | 4 | |
| Kranas, Giannis | Giannis Kranas | Actor | 2002 - 2008 | 5 | |
| Karampetsis, Dimitris | Dimitris Karampetsis | Actor | 2002 - 2014 | 2 | |
| Kotepanos, Thodoros | Thodoros Kotepanos | Composer | 2002 - 2003 | 1 | |
| Kyriakaki-Loukissa, Olympia | Olympia Kyriakaki-Loukissa | Musical Director | 1978 - 2003 | 2 | |
| Keen, Marie | Marie Keen | Costume Designer | 2002 | 1 | |
| Kelly, Gina | Gina Kelly | Actor | 2002 | 1 | |
| Koek, Bo | Bo Koek | Sound Designer | 2002 - 2003 | 1 | |
| Keating, Thomas | Thomas Keating | Actor | 2002 | 6 | |
| Kim, Ji-Young | Ji-Young Kim | Actor | 2002 | 12 | |
| Kendrick Smith, Lucy | Lucy Kendrick Smith | Actor | 2002 | 7 | |
| Kalas, Janet | Janet Kalas | Sound Designer | 2002 | 1 | |
| Kahre, Andreas | Andreas Kahre | Designer | 2002 | 1 | |
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