| Kättner, Christine | Christine Kättner | Actor | 1999 | 2 | |
| Kurecki, Beate | Beate Kurecki | Actor | 1999 | 2 | |
| Kalina, Sigrid | Sigrid Kalina | Actor | 1999 | 1 | |
| Kakari, Shuhei | Shuhei Kakari | Sound Designer | 1999 | 1 | |
| Kindinov, Evgeny | Evgeny Kindinov | Actor | 1999 | 1 | |
| Karpekina, Tatjana | Tatjana Karpekina | Actor | 1999 | 1 | 1 |
| Kokurina, Larisa | Larisa Kokurina | Actor | 1999 | 1 | 1 |
| Kazakov, Sergej | Sergej Kazakov | Actor | 1999 | 1 | 1 |
| Kopyto, Erica | Erica Kopyto | Actor | 1999 | 2 | |
| Kokotailo, Lori | Lori Kokotailo | Actor | 1999 | 1 | |
| Knezevich, Steven | Steven Knezevich | Musician | 1999 | 1 | |
| Kristen, Siegfried | Siegfried Kristen | Actor | 1999 | 1 | |
| Kiss, László Felhőfi | László Felhőfi Kiss | Designer, Director | 1999 | 2 | |
| Keil, - | - Keil | Actor | 1999 | 1 | |
| Krügel, Tilo | Tilo Krügel | Actor | 1998 - 2018 | 16 | |
| Kuijpers, José | José Kuijpers | Actor | 1998 - 2017 | 97 | |
| Kianfar, Sediqeh | Sediqeh Kianfar | Actor | 1998 - 2017 | 2 | |
| Kühn, Rainer | Rainer Kühn | Actor | 1998 - 2015 | 3 | |
| Krause, Kay | Kay Krause | Actor | 1998 - 2014 | 5 | |
| Kaizar, Peter | Peter Kaizar | Composer | 1998 - 2010 | 2 | |
| Koen, Mirjam | Mirjam Koen | Adaptation, Director | 1998 - 2009 | 53 | |
| Kumeling, Sabina | Sabina Kumeling | Costume Designer | 1998 - 2009 | 17 | |
| Korn, Harro | Harro Korn | Actor | 1998 - 2008 | 3 | 1 |
| Kjennseth, Albert | Albert Kjennseth | Actor | 1998 - 2007 | 16 | |
| Kjennseth, Annfrid | Annfrid Kjennseth | Actor | 1998 - 2007 | 14 | |
| Karoliussen, Håkon | Håkon Karoliussen | Actor | 1998 - 2006 | 2 | 1 |
| Karijord, Rebekka | Rebekka Karijord | Actor | 1998 - 2005 | 4 | |
| Krause, Georg | Georg Krause | Actor | 1998 - 2003 | 3 | |
| Klimes, Petr | Petr Klimes | Actor | 1998 - 2002 | 2 | |
| Klein, Tanya | Tanya Klein | Director | 1998 - 2002 | 2 | |
| Kukulies, Martin | Martin Kukulies | Costume Designer, Designer | 1998 - 2001 | 5 | |
| Koren, Juliane | Juliane Koren | Actor | 1998 - 2001 | 2 | |
| Kazragyte, Doloresa | Doloresa Kazragyte | Actor | 1998 - 2000 | 4 | |
| Kisfaludy, Eörs | Eörs Kisfaludy | Actor | 1998 - 2000 | 15 | |
| Koch, Sophie | Sophie Koch | Actor | 1998 - 2000 | 3 | |
| Krausen, Park | Park Krausen | Actor | 1998 - 1999 | 3 | |
| Kuramoto, Yasufumi | Yasufumi Kuramoto | Actor | 1998 - 1999 | 3 | |
| Kaiser, Annette | Annette Kaiser | Dramaturg | 1998 | 1 | |
| Khan, Ahasan | Ahasan Khan | Actor | 1998 | 1 | |
| Kneisel, Michael | Michael Kneisel | Actor | 1998 | 1 | |
| Krempel, Wolfram | Wolfram Krempel | Director | 1998 | 1 | |
| Křízková, Jarmila | Jarmila Křízková | Costume Designer, Designer | 1998 | 2 | |
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