| Köhli, Amadeus | Amadeus Köhli | Actor | 2015 | 1 | |
| Kintzel, Charlotte | Charlotte Kintzel | Actor | 2015 | 1 | |
| Kornprobst, Jennifer | Jennifer Kornprobst | Actor | 2015 | 1 | |
| Keller, Marcel | Marcel Keller | Designer | 2013 | 1 | |
| Klier, Andreas | Andreas Klier | Lighting Designer | 2011 | 1 | |
| Krebsbach, Cory | Cory Krebsbach | Actor | 2011 | 1 | |
| Kohn III, John | John Kohn III | Lighting Designer | 2011 | 1 | |
| Kentner, Lisa | Lisa Kentner | Costume Designer | 2012 | 2 | |
| Kiesewalter, Nadine | Nadine Kiesewalter | Actor | 2011 | 1 | |
| Kemp, Malcom | Malcom Kemp | Composer | 2014 | 1 | |
| K. Bauer, Volker | Volker K. Bauer | Actor | 2011 | 8 | |
| Knapper, Tim | Tim Knapper | Actor | 2013 - 2014 | 6 | |
| Klein, Timo | Timo Klein | Actor | 2011 | 8 | |
| Kemper, Thomas | Thomas Kemper | Actor | 2011 | 16 | |
| Krott, Barbara | Barbara Krott | Costume Designer, Designer | 2011 | 16 | |
| Kleinknecht, Tonio | Tonio Kleinknecht | Director | 2014 | 1 | |
| Klaws, Arwid | Arwid Klaws | Actor | 2014 | 1 | |
| Kitsche, Thomas | Thomas Kitsche | Actor | 2013 | 1 | |
| Kopeinig, Ferdinand | Ferdinand Kopeinig | Actor | 2011 | 1 | |
| Kientzler, Lukas | Lukas Kientzler | Actor | 2011 | 1 | |
| Konieczny, Roman | Roman Konieczny | Actor | 2011 | 4 | |
| Kittel, Hank, Irwin | Hank Irwin Kittel | Designer | 2014 - 2017 | 2 | |
| Kazmierczak, Dirk | Dirk Kazmierczak | Dancer | 2014 | 1 | |
| Klinkenberg, Regina | Regina Klinkenberg | Musical Director | 2016 | 1 | |
| Knox, Ashleigh | Ashleigh Knox | Actor | 2012 | 1 | |
| Kudryavtseva, Ekaterina | Ekaterina Kudryavtseva | Actor | 2015 | 1 | |
| Krastev, Rossen | Rossen Krastev | Actor | 2015 | 1 | |
| Kriekard, Mikki | Mikki Kriekard | Actor | 2012 | 1 | |
| Killian, Emily | Emily Killian | Actor | 2012 | 1 | |
| Kernbach-Popa, Getta | Getta Kernbach-Popa | Actor | 1924 | 1 | |
| Krause, Kay | Kay Krause | Actor | 1998 - 2014 | 5 | |
| Kerbs, Andreas Heinrich | Andreas Heinrich Kerbs | Actor | 2012 | 1 | |
| Klitsch, Gustav | Gustav Klitsch | Actor | 2012 | 1 | |
| Kück, Johanna | Johanna Kück | Actor | 2012 | 1 | |
| Karolczak, Dorota | Dorota Karolczak | Designer | 2014 | 1 | |
| Kaczmarek, Jürgen | Jürgen Kaczmarek | Actor | 2000 - 2016 | 2 | |
| Klischat, Christian | Christian Klischat | Actor | 2016 | 1 | |
| Kilian, Jens | Jens Kilian | Costume Designer, Designer | 2000 - 2013 | 3 | |
| Kessler, Torben | Torben Kessler | Actor | 2011 - 2013 | 2 | |
| Kemser, Dag | Dag Kemser | Dramaturg | 2015 | 1 | |
| Kocevski, Bozidar | Bozidar Kocevski | Actor | 2015 | 1 | |
| Kubin, Anna | Anna Kubin | Actor | 2013 - 2022 | 2 | |
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