| Koizumi, Kuniko | Kuniko Koizumi | Actor | 1991 | 1 | |
| Kirishima, Toru | Toru Kirishima | Actor | 1991 | 1 | |
| Kyrtzaki, Maria | Maria Kyrtzaki | Translator | 1991 | 1 | |
| Khan, Irfan | Irfan Khan | Actor | 1991 | 1 | |
| Karasek, Daniel | Daniel Karasek | Adaptation, Director, Producer, Translator | 1990 - 2019 | 63 | 1 |
| Kerckhoffs, Han | Han Kerckhoffs | Actor | 1990 - 2013 | 30 | |
| Kvamme, Bodil | Bodil Kvamme | Adaptation, Designer, Dramaturg | 1990 - 2009 | 31 | 1 |
| Kirsten, Stefanie | Stefanie Kirsten | Actor | 1990 - 2008 | 2 | |
| Kaminski, Roman | Roman Kaminski | Actor | 1990 - 2004 | 6 | |
| Kremer, Dan | Dan Kremer | Actor | 1990 - 2002 | 2 | |
| Knudsen, Roy | Roy Knudsen | Sound Designer | 1990 - 2001 | 5 | |
| Kleiven, Nils | Nils Kleiven | Actor | 1990 - 1998 | 21 | |
| Klein, Katrin | Katrin Klein | Actor | 1990 - 1997 | 2 | 1 |
| Kaspersen, Jan | Jan Kaspersen | Composer | 1990 - 1996 | 2 | |
| Knop, Václav | Václav Knop | Actor | 1990 - 1995 | 4 | |
| Komine, Lily | Lily Komine | Costume Designer | 1990 - 1994 | 4 | |
| Kentaka, Lili | Lili Kentaka | Costume Designer, Designer | 1990 - 1994 | 4 | |
| Kourmpas, Panagiotis | Panagiotis Kourmpas | Lighting Designer | 1990 - 1994 | 2 | |
| Kahl, Gisela | Gisela Kahl | Dramaturg | 1990 - 1992 | 2 | |
| Kraska, Brigitte | Brigitte Kraska | Mask Maker | 1990 - 1992 | 2 | |
| Kühnert, Steffi | Steffi Kühnert | Actor | 1990 - 1992 | 2 | 1 |
| Kupfer, Bettina | Bettina Kupfer | Actor | 1990 - 1992 | 6 | 1 |
| Kahan, Bente | Bente Kahan | Actor | 1990 - 1991 | 2 | 1 |
| Kranidiotis, Panos | Panos Kranidiotis | Actor | 1990 - 1991 | 2 | |
| Karagianni, Katerina | Katerina Karagianni | Actor | 1990 - 1991 | 2 | |
| Kaiser, Matthias | Matthias Kaiser | Dramaturg | 1990 | 1 | |
| Kato, Akiko | Akiko Kato | Actor | 1990 | 1 | |
| Keith, Kallie | Kallie Keith | Actor | 1990 | 1 | |
| Kristensen, Bente | Bente Kristensen | Costume Designer | 1990 | 1 | |
| Kusslid, Kristin | Kristin Kusslid | Actor | 1990 | 2 | |
| Koch, Danielle T. | Danielle T. Koch | Actor | 1990 | 1 | |
| Knoesen, Pierre | Pierre Knoesen | Actor | 1990 | 1 | |
| Kampestuen, Akiko | Akiko Kampestuen | Mask Maker | 1990 | 1 | |
| Keir, Sasha | Sasha Keir | Costume Designer | 1990 | 2 | |
| Kocyba, Tadeusz | Tadeusz Kocyba | Composer | 1990 | 1 | |
| Kalantzopoulos, Panos | Panos Kalantzopoulos | Composer | 1990 | 1 | |
| Kyriakidis, Stefanos | Stefanos Kyriakidis | Actor | 1990 | 1 | |
| Koch, Caspar | Caspar Koch | Actor | 1990 | 1 | |
| Korsgaard, Poul | Poul Korsgaard | Actor | 1990 | 1 | |
| Korsgaard, Hans | Hans Korsgaard | Actor | 1990 | 1 | |
| Kell, Joseph | Joseph Kell | Actor | 1990 | 1 | |
| Kammer, Nancy-Elizabeth | Nancy-Elizabeth Kammer | Actor | 1990 | 1 | 1 |
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