| Kepich, Holger | Holger Kepich (Holger Kepich) | Actor | 1973 | 1 | |
| Kohlund, Christian | Christian Kohlund (Christian Kohlund) | Actor | 1973 | 1 | |
| Konstantinidis, Kostas | Kostas Konstantinidis | Actor | 1973 | 1 | |
| Kymlicka, Milan | Milan Kymlicka | Composer | 1973 | 1 | |
| Kapstad, Egil | Egil Kapstad | Composer | 1973 | 1 | |
| Krupianka, Hanna | Hanna Krupianka | Actor | 1973 | 1 | |
| Kostecki, Wojciech | Wojciech Kostecki | Actor | 1973 | 1 | |
| Kraus, Kai | Kai Kraus | Actor | 1973 | 1 | |
| Kerst, Alexander | Alexander Kerst | Actor | 1973 | 1 | |
| Kneen, Meryl | Meryl Kneen | Costume Designer | 1973 | 1 | |
| Knowland, Oliver | Oliver Knowland | Actor | 1973 | 1 | |
| Krajewicz, Adam | Adam Krajewicz | Actor | 1973 | 1 | |
| Kelly, Martha | Martha Kelly | Costume Designer | 1973 | 1 | |
| Kokejl, Franta | Franta Kokejl | Actor | 1973 | 1 | |
| Kuželová, Lída | Lída Kuželová | Actor | 1973 | 1 | |
| Klička, Ivan | Ivan Klička | Actor | 1973 | 1 | |
| Kafkaridis, Vladimiros | Vladimiros Kafkaridis | Actor | 1973 | 7 | |
| Kaulfuss, Uta | Uta Kaulfuss | Dramaturg | 1973 | 1 | |
| Klisch, Gerhard | Gerhard Klisch | Actor | 1973 | 1 | |
| Krogh, Freda | Freda Krogh | Actor | 1973 | 1 | |
| Kael, Paul | Paul Kael | Producer | 1973 | 1 | |
| Kirkman, Penny | Penny Kirkman | Actor | 1973 - 1977 | 2 | |
| Kasdaglis, Giannis | Giannis Kasdaglis | Actor | 1973 - 1985 | 10 | |
| Kemmer, Peter Jochen | Peter Jochen Kemmer | Actor | 1973 - 1987 | 4 | |
| Karge, Manfred | Manfred Karge | Actor, Adaptation, Director | 1973 - 1994 | 5 | 1 |
| Kolodziej, Barbara | Barbara Kolodziej | Costume Designer | 1973 - 1994 | 2 | |
| Kiran, Hartvig | Hartvig Kiran (Hartvig Kiran) | Translator | 1973 - 1995 | 2 | |
| Kerr, Philip | Philip Kerr (Philip Kerr) | Actor | 1973 - 1998 | 2 | |
| Koolschijn, Hugo | Hugo Koolschijn (Hugo Koolschijn) | Actor | 1973 - 2003 | 39 | 1 |
| Kriegeskotte, Hedi | Hedi Kriegeskotte (Hedi Kriegeskotte) | Actor | 1973 - 2014 | 9 | |
| Kasten, Thomas | Thomas Kasten | Actor | 1973 - 2014 | 6 | |
| Kaminski, Keith | Keith Kaminski (Keith Kaminski) | Actor | 1974 | 1 | |
| Karele, Aina | Aina Karele (Aina Karele) | Actor | 1974 | 1 | |
| Katherman, Mary | Mary Katherman (Mary Katherman) | Actor | 1974 | 1 | |
| Krüger, Katharina | Katharina Krüger (Katharina Krüger) | Actor | 1974 | 1 | |
| Klētnieks, Nauris | Nauris Klētnieks (Nauris Klētnieks) | Director | 1974 | 1 | |
| Kļaviņs, Aldis | Aldis Kļaviņs (Aldis Kļaviņs) | Designer | 1974 | 1 | |
| Kalnarāja, Ināra | Ināra Kalnarāja (Ināra Kalnarāja) | Actor | 1974 | 1 | |
| Kuplais, Jānis | Jānis Kuplais (Jānis Kuplais) | Actor | 1974 | 1 | |
| Kelly, Glenna Jo | Glenna Jo Kelly (Glenna Jo Kelly) | Actor | 1974 | 1 | |
| Kolasek, Anja | Anja Kolasek (Anja Kolasek) | Actor | 1974 | 1 | |
| Kallenbach, Ilse | Ilse Kallenbach | Actor | 1974 | 1 | |
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