| Kovács, Eva | Eva Kovács | Actor | 1970 | 1 | |
| Krahl, Barbara | Barbara Krahl | Actor | 1970 | 1 | |
| Krämer, Karl-Heinz | Karl-Heinz Krämer | Mask Maker | 1970 | 1 | |
| Kenny, Sean | Sean Kenny | Designer | 1970 | 1 | |
| Kharibian, Leo | Leo Kharibian | Choreographer | 1970 | 1 | |
| Korotkevič, V. | V. Korotkevič | Director | 1970 | 1 | |
| Korotkevič, N. | N. Korotkevič | Actor | 1970 | 1 | |
| Kušnarev, R. | R. Kušnarev | Actor | 1970 | 1 | |
| Kovačević, Antoneta | Antoneta Kovačević (Антонета Ковачевиќ) | Actor | 1970 | 1 | |
| Kučera, Jan | Jan Kučera | Actor | 1969 - 2000 | 4 | |
| Kunert, Pavel | Pavel Kunert | Actor | 1969 - 2000 | 2 | |
| Kubečka, Ivo | Ivo Kubečka | Actor | 1969 - 1993 | 2 | |
| Kennedy, Patricia | Patricia Kennedy | Actor | 1969 - 1971 | 2 | |
| King, Kathy | Kathy King | Actor | 1969 - 1970 | 3 | |
| Kraubs, Karl | Karl Kraubs | Mask Maker | 1969 | 1 | |
| Kubik, Boris | Boris Kubik | Designer | 1969 | 1 | |
| Kročil, Miloš | Miloš Kročil | Actor | 1969 | 1 | |
| Kennedy, James | James Kennedy | Actor | 1969 | 1 | |
| Korompai, Vali | Vali Korompai | Actor | 1969 | 1 | |
| Kornilof, Natasha | Natasha Kornilof | Costume Designer | 1969 | 1 | |
| Krasnodębska, Ewa | Ewa Krasnodębska | Actor | 1969 | 2 | |
| Kolovratová, Zora | Zora Kolovratová | Actor | 1969 | 1 | |
| Kalina, Ivan | Ivan Kalina | Actor | 1969 | 1 | |
| Karikó, Teréz | Teréz Karikó | Actor | 1969 | 1 | |
| Kovács, Katalin | Katalin Kovács | Dancer | 1969 | 1 | |
| Kollakowsky, Norbert | Norbert Kollakowsky | Actor | 1969 | 1 | |
| Kappeler, Susanne | Susanne Kappeler | Actor | 1969 | 1 | |
| Keach, Stacy | Stacy Keach | Actor | 1969 | 2 | 1 |
| Koslow, Esther | Esther Koslow | Actor | 1969 | 1 | |
| Keesler, Robert | Robert Keesler | Actor | 1969 | 1 | |
| Kwasinski, Ilena | Ilena Kwasinski | Actor | 1969 | 2 | |
| Kemrová, Olga | Olga Kemrová | Actor | 1969 | 1 | |
| Kjer, Bodil | Bodil Kjer | Actor | 1969 | 1 | |
| Kjær, Terje | Terje Kjær | Actor, Dancer | 1969 | 2 | |
| Knell, Cathy | Cathy Knell | Actor | 1969 | 2 | |
| Kantanen, Eeva | Eeva Kantanen | Actor | 1969 | 1 | |
| Kennedy, Mary | Mary Kennedy | Actor | 1969 | 1 | |
| Kirova, Elica | Elica Kirova (Елица Кирова) | Actor | 1969 | 1 | |
| Kirov, Dimitar | Dimitar Kirov (Димитар Киров) | Actor | 1969 | 1 | |
| Kindelan, Nancy | Nancy Kindelan | Actor, Director | 1968 - 2001 | 3 | 1 |
| Kitzesch, Jenny | Jenny Kitzesch | Actor | 1968 - 1991 | 3 | |
| Koch, Randi | Randi Koch | Actor | 1968 - 1990 | 3 | 1 |
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