| Kamalabadi , Exir | Exir Kamalabadi | Director | 2012 | 1 | |
| Klipmann, Poul | Poul Klipmann | Dancer | 1961 | 1 | |
| Kjærulff, Frantz | Frantz Kjærulff | Dancer | 1961 | 1 | |
| Krüger, Erna | Erna Krüger | Actor | 1961 | 1 | |
| Kramer, Kurt | Kurt Kramer | Producer | 1961 | 1 | |
| Kärrby, Curt | Curt Kärrby | Actor | 1961 | 1 | |
| Krumm, Paul-Albert | Paul-Albert Krumm | Adaptation, Director | 1961 | 2 | |
| Kedrakas, Nasos | Nasos Kedrakas | Actor | 1961 - 1990 | 3 | |
| Kluht, Caroline | Caroline Kluht | Actor | 1961 | 1 | |
| Kiporenko, Ilya | Ilya Kiporenko | Actor | 2012 | 1 | |
| Karlander, Brita | Brita Karlander | Costume Designer | 1961 | 1 | |
| Kamorotos, Dimitris | Dimitris Kamorotos | Dramaturg | 2016 | 1 | |
| Kaltsiki, Alexia | Alexia Kaltsiki | Actor | 2016 | 1 | |
| Kehagioglou, Maria | Maria Kehagioglou | Actor | 2016 | 1 | |
| Kaye, Brenda | Brenda Kaye | Actor | 1960 | 1 | |
| Knight, David | David Knight | Actor | 1960 | 1 | |
| Kerkhoff, Marie Luisa | Marie Luisa Kerkhoff | Actor | 2016 | 1 | |
| Kittelsaa Vesaas, Sigrid Marie | Sigrid Marie Kittelsaa Vesaas | Actor, Dancer | 2016 - 2018 | 2 | |
| Keen, R. | R. Keen | Actor | 1960 | 1 | |
| Knauber, Joshua | Joshua Knauber | Actor | 2011 - 2012 | 4 | |
| Kuhl, Annika | Annika Kuhl | Actor | 1999 - 2011 | 4 | |
| König, Torsten | Torsten König | Lighting Designer | 2011 | 1 | |
| Kleinert, Tom | Tom Kleinert | Costume Designer | 2011 | 1 | |
| Kiech, Todd Michael | Todd Michael Kiech | Actor | 2011 | 1 | |
| Kolascz, Alysia | Alysia Kolascz | Actor | 2011 | 1 | |
| Kalinowski, Keith Allan | Keith Allan Kalinowski | Actor | 2011 | 1 | |
| Koivu, Neil | Neil Koivu | Lighting Designer | 2011 | 1 | |
| Kennedy, Carl | Carl Kennedy | Sound Designer | 2011 | 1 | |
| Kirck, Ragna | Ragna Kirck | Director | 2012 | 1 | |
| Kerkmann, Fred | Fred Kerkmann | Composer | 2012 | 1 | |
| Kościałkowska, Maria | Maria Kościałkowska | Actor | 1960 | 1 | |
| Kokoschka, Oskar | Oskar Kokoschka | Costume Designer, Designer | 1960 - 1961 | 6 | |
| Kabakčiev, Ljubomir | Ljubomir Kabakčiev | Director | 1960 | 1 | |
| Kitagawa, Yuko | Yuko Kitagawa | Actor | 1960 | 1 | |
| Kaasa, Hanna | Hanna Kaasa | Actor | 2012 | 1 | |
| Kasche, Renate | Renate Kasche | Actor | 1960 | 1 | |
| Kavanagh, Peter | Peter Kavanagh | Director | 2011 | 1 | |
| Kock, Freddy | Freddy Kock | Actor | 1960 | 1 | |
| Keil, Anna | Anna Keil | Actor | 2011 - 2018 | 6 | |
| Kolåas, Harald | Harald Kolåas | Actor | 2011 | 1 | |
| Koulouti, Maria | Maria Koulouti | Actor | 2011 | 1 | |
| Kreuser, Timo | Timo Kreuser | Actor | 2011 | 1 | |
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