| Kumlin, Tom | Tom Kumlin | Lighting Designer | 2001 - 2007 | 2 | 1 |
| Knaack, Peter | Peter Knaack | Actor | 2005 - 2017 | 5 | 1 |
| Köhler, Klaus | Klaus Köhler | Actor | 2006 - 2017 | 2 | 1 |
| Kemp, Robert | Robert Kemp | Designer | 1989 | 1 | 1 |
| Kilroy, Thomas | Thomas Kilroy | Adaptation | 1989 - 2015 | 3 | 1 |
| Kearney, Gillian | Gillian Kearney | Actor | 2006 | 2 | 1 |
| Kudrjavcev, Sergej | Sergej Kudrjavcev | Actor | 2006 | 2 | 1 |
| König, Anne-Sylvie | Anne-Sylvie König | Adaptation, Dramaturg | 2006 - 2007 | 10 | 1 |
| Kuhl, Adam | Adam Kuhl | Actor | 2006 | 1 | 1 |
| Körner, Ina | Ina Körner | Actor, Mask Maker | 2007 | 2 | 1 |
| Kasser, Annina | Annina Kasser | Actor | 2007 | 1 | 1 |
| Khamsi, Nourdin | Nourdin Khamsi | Actor | 2007 | 1 | 1 |
| Kingsley, Ben | Ben Kingsley | Actor | 2017 | 1 | 1 |
| Kersten, Daniel | Daniel Kersten | Actor | 2007 | 7 | 1 |
| Krasser, Alex | Alex Krasser | Actor | 2007 | 1 | 1 |
| Kulle, Hanna | Hanna Kulle | Actor | 2006 | 5 | 1 |
| Kleinert, Matthias | Matthias Kleinert | Actor, Choreographer | 2007 - 2015 | 6 | 1 |
| Köhler, Tilmann | Tilmann Köhler | Choreographer, Director | 2006 - 2017 | 4 | 1 |
| Kuggeleyn, Arthur | Arthur Kuggeleyn | Choreographer, Director | 2006 | 2 | 1 |
| Kroesinger, Hans-Werner | Hans-Werner Kroesinger | Choreographer, Director | 2006 | 2 | 1 |
| Kamp, Michael | Michael Kamp | Actor | 2006 | 1 | 1 |
| Klawun, Anja | Anja Klawun | Actor | 2006 - 2008 | 16 | 1 |
| Kokotović, Nada | Nada Kokotović | Designer, Director | 2006 - 2007 | 4 | 1 |
| Kaminski, Marya, Sea | Marya Sea Kaminski | Actor | 2007 - 2012 | 2 | 1 |
| Koivunen, Paula | Paula Koivunen | Designer | 2008 | 1 | 1 |
| Karlsson, Jens Peter | Jens Peter Karlsson | Adaptation | 2008 | 1 | 1 |
| Kamula, Toni | Toni Kamula | Actor | 2008 | 6 | 1 |
| Kotzur, Sabine | Sabine Kotzur | Actor | 2009 - 2010 | 3 | 1 |
| Küster, Raiko | Raiko Küster | Actor | 2009 | 2 | 1 |
| Krebs, Alexander | Alexander Krebs | Director | 2008 | 1 | 1 |
| Keabler, John | John Keabler | Actor | 2009 | 1 | 1 |
| Kraš, Eva | Eva Kraš | Actor | 2009 - 2013 | 3 | 1 |
| Kica, Janusz | Janusz Kica | Director | 2009 - 2016 | 5 | 1 |
| Koloini, Diana | Diana Koloini | Dramaturg | 2009 | 1 | 1 |
| Kušej, Martin | Martin Kušej | Director | 2009 - 2014 | 4 | 1 |
| Klein, Nicole | Nicole Klein | Actor | 2010 | 1 | 1 |
| Koppe, Jon-Kaare | Jon-Kaare Koppe | Actor | 2009 - 2021 | 6 | 1 |
| Kühl, Sarah Rebecca | Sarah Rebecca Kühl | Actor | 2009 - 2011 | 8 | 1 |
| Klopp, Andreas | Andreas Klopp | Actor | 2009 - 2011 | 32 | 1 |
| Kabir, Ahmedul | Ahmedul Kabir | Director | 2009 | 2 | 1 |
| Kolb, Eve | Eve Kolb | Actor | 2010 | 1 | 1 |
| Karim, Aupi | Aupi Karim | Actor | 2009 | 1 | 1 |
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