| Krukowa, A.A | A.A Krukowa | Actor | 1912 | 1 | |
| Kay, Marysia | Marysia Kay | Actor, Director | 2008 | 4 | |
| Knight, Kelley | Kelley Knight | Actor | 2008 | 1 | |
| Kielly, Matt | Matt Kielly | Actor | 2008 | 2 | |
| Kawasaki, Soshun | Soshun Kawasaki | Actor | 2008 | 1 | |
| Khan, Ahsan, Reza | Ahsan Reza Khan | Composer | 2015 | 2 | |
| Kumar, Chandan | Chandan Kumar | Actor | 2015 | 1 | |
| Kumar, Vivek | Vivek Kumar | Actor | 2015 | 3 | |
| Kumar, Sikander | Sikandra Kumar | Actor | 2015 | 5 | |
| Kelton, Jane | Jane Kelton | Actor | 1905 | 1 | |
| Kaur, Gurinderjot | Gurinderjot Kaur | Actor | 2015 | 5 | |
| Kumar, Sanjeet | Sanjeet Kumar | Actor | 2015 | 6 | |
| Kamal, Rana, Santosh | Rana Santosh Kamal | Actor | 2015 | 5 | |
| Kühne, Wolfgang | Wolfgang Kühne | Actor | 1955 | 3 | |
| Köhler, Annemarie | Annemarie Köhler | Costume Designer | 1956 | 1 | |
| Kemper, Nina | Nina Kemper | Costume Designer | 1956 | 2 | |
| Klose, Marte | Marte Klose | Actor | 1956 | 1 | |
| Kuttin, Aloyis | Aloyis Kuttin | Actor | 1956 | 1 | |
| Kraus, Liam | Liam Kraus | Actor | 2008 | 1 | |
| Kvalheim, Lars | Lars Kvalheim | Actor | 2008 | 1 | |
| Klever, Heinz | Heinz Klever | Actor | 1993 | 2 | |
| Knebel, Hans Dieter | Hans Dieter Knebel | Actor | 1994 - 2017 | 5 | |
| Klein, Hans Joachim | Hans Joachim Klein | Actor, Director | 1961 | 3 | |
| Kretzer, Fritz | Fritz Kretzer | Actor | 1961 | 1 | |
| Kaulbach, Margret | Margret Kaulbach | Costume Designer | 1954 | 3 | |
| Konstantinakou, Katerina | Katerina Konstantinakou | Dramaturg | 2008 - 2012 | 2 | |
| Konstantinakou, Panagiota | Panagiota Konstantinakou | Dramaturg | 2008 | 1 | |
| Kaloumenos, Periklis | Periklis Kaloumenos | Actor | 2008 | 1 | |
| Karlsson, Jens Peter | Jens Peter Karlsson | Adaptation | 2008 - 2009 | 1 | |
| Kuzuoka, Yui | Yui Kuzuoka | Actor | 2008 | 1 | |
| Krutzler, Christoph, F. | Christoph F. Krutzler | Actor | 2008 | 2 | |
| Kaminsky, Esther Rachel | Esther Rachel Kaminsky | Actor | 1910 | 4 | |
| Kaminsky, Abraham Isaac | Abraham Isaac Kaminsky | Actor | 1910 | 2 | |
| Kirchstein, Rüdiger | Rüdiger Kirchstein | Actor | 1971 | 10 | |
| Kuhlmann, Klaus-Harald | Klaus-Harald Kuhlmann | Actor | 1971 | 4 | |
| Koppler, Dieter | Dieter Koppler | Actor | 1986 - 1987 | 2 | |
| Kolarovićka, - | - Kolarovićka | Actor | 1878 | 1 | |
| Kolarovićeva, Z. | Z. Kolarovićeva | Actor | 1878 | 1 | |
| Kettler, Nadine | Nadine Kettler | Actor | 2009 - 2013 | 2 | |
| Kämmer, Stephanie | Stephanie Kämmer | Actor | 2009 | 1 | |
| Kühn, Vincent | Vincent Kühn | Actor | 2009 - 2010 | 3 | |
| König, Ulrich | Ulrich König | Composer | 2009 - 2010 | 3 | |
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