| Kummerow, Irmgard | Irmgard Kummerow | Actor | 1989 | 2 | |
| Koschel, Uta | Uta Koschel | Actor | 1991 | 2 | |
| Kvifte, Tellef | Tellef Kvifte | Musician | 1988 | 1 | |
| Kraayenzank , Henk | Henk Kraayenzank | Designer, Lighting Designer | 1992 | 2 | |
| Kværne, Elisabeth | Elisabeth Kværne | Musician | 1988 | 1 | |
| Konings , Anneke | Anneke Konings | Costume Designer | 1992 | 1 | |
| Kuyl , Ivo | Ivo Kuyl | Dramaturg | 1992 | 1 | |
| Keogh, Garrett | Garrett Keogh | Actor | 1988 - 1991 | 4 | |
| Korte, Hans | Hans Korte | Actor, Director | 1960 | 7 | |
| Kastner, Gabriele | Gabriele Kastner | Actor | 1988 | 1 | |
| Kversøy, Beate P. | Beate P. Kversøy | Actor | 1988 | 1 | |
| Kizaki, Yuji | Yuji Kizaki | Adaptation, Director | 1988 | 2 | |
| Kuriki, Hideaki | Hideaki Kuriki | Adaptation | 1988 | 1 | |
| Krappatsch, Sylvana | Sylvana Krappatsch | Actor | 1988 - 2004 | 5 | |
| Kähling, Gerhard | Gerhard Kähling | Actor | 1988 | 1 | |
| Krauss , Naomi | Naomi Krauss | Actor | 1992 | 1 | |
| Keller, Heinz | Heinz Keller | Actor | 1989 | 2 | |
| Kessler, Erwin | Erwin Keßler | Actor | 1992 | 1 | |
| Kohnle, Hans | Hans Kohnle | Actor | 1977 | 2 | |
| Kavvada, Nikos | Nikos Kavvada | Actor | 1992 | 1 | |
| Karafyllis, Simos | Simos Karafyllis | Costume Designer, Designer | 1992 | 2 | |
| Kokozidis, Iraklis | Iraklis Kokozidis | Actor | 1992 | 1 | |
| Kynigopoulos, Michalis | Michalis Kynigopoulos | Actor | 1992 | 1 | |
| Kronjäger , Nina | Nina Kronjäger | Actor | 1992 | 1 | |
| Krüger, Jochen | Jochen Krüger | Dramaturg | 1992 | 1 | |
| Kessel, Sophie von | Sophie von Kessel | Actor | 1992 | 1 | |
| Kroll, Monika | Monika Kroll | Actor | 1992 | 3 | |
| Kadgin, Rolf | Rolf Kadgin | Actor | 1992 | 1 | |
| Kiba, Katsumi | Katsumi Kiba | Actor | 1992 - 2018 | 5 | |
| Kurosu, Hanako | Hanako Kurosu | Costume Designer | 1992 - 1994 | 3 | |
| Kress, Phyllis | Phyllis Kress | Costume Designer | 1992 | 1 | |
| Kaila , Marketta | Marketta Kaila | Actor, Dancer | 1992 - 2006 | 3 | |
| Kos, Albert | Albert Kos | Director | 1982 | 1 | |
| Kåge, Kristin | Kristin Kåge | Dancer | 1992 | 1 | |
| Klas, Eri | Eri Klas | Conductor | 1992 | 1 | |
| Kling , Gustav | Gustav Kling | Actor | 1989 | 1 | |
| Kazakoff , Stephen | Stephen Kazakoff | Actor | 1989 | 1 | |
| Kehoe , Carol | Carol Kehoe | Actor | 1989 | 1 | |
| Kastoura, Sasa | Sasa Kastoura | Actor | 1989 | 2 | |
| Kühnis-Dietz, Peter | Peter Kühnis-Dietz | Actor | 1989 | 1 | |
| Kühnis-Dietz, Francesca | Francesca Kühnis-Dietz | Actor | 1989 | 1 | |
| Katsimichas, Giannis | Giannis Katsimichas | Actor | 1989 - 1990 | 1 | |
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