| Kušnarev, R. | R. Kušnarev | Actor | 1970 | 1 | |
| Konstantonov, Georgij, Viktorovič | Georgij Viktorovič Konstantonov | Director | 1974 | 1 | |
| Kadočnikov, Vladimir, Pavlovič | Vladimir Pavlovič Kadočnikov | Actor | 1979 | 1 | |
| Kapustina, Tatjana | Tatjana Kapustina | Choreographer | 1987 | 1 | |
| Kostousov, V. | V. Kostousov | Actor | 1987 | 1 | |
| Kilipenko, N. | N. Kilipenko | Actor | 1987 | 1 | |
| Kaljavina, Olga | Olga Kaljavina | Mask Maker | 2019 | 1 | |
| Knuševicki, Ruslan | Ruslan Knuševicki | Sound Designer | 2019 | 1 | |
| Konjaev, Aleksandar | Aleksandar Konjaev | Designer | 2019 | 1 | |
| Kuzina, Natalija | Natalija Kuzina | Assistant Director | 2019 | 1 | |
| Kregžde, Evgenija | Evgenija Kregžde | Actor | 2019 | 1 | |
| Kazakov-Trojanskij, P. | P. Kazakov-Trojanskij | Designer | 1962 | 1 | |
| Kamenskaja, E. | E. Kamenskaja | Actor | 1962 | 1 | |
| Kurilko, M. | M. Kurilko | Designer | 1957 | 1 | |
| Kazmina, D. | D. Kazmina | Actor | 1957 | 1 | |
| Kazakov, Nikolai, Alekseevič | Nikolai Alekseevič Kazakov | Actor | 1968 | 1 | |
| Kassis, José Luis | José Luis Kassis | Actor | 2004 | 2 | |
| Kaisi, Fajer | Fajer Kaisi | Actor | 2020 | 1 | |
| Kopylov, Ju. | Ju. Kopylov | Director | 1990 | 1 | |
| Kornev, V. | V. Kornev | Actor | 1990 | 1 | |
| Kliščevskaja, E. | E. Kliščevskaja | Actor | 1990 | 1 | |
| Kovalenko, Evgenij | Evgenij Kovalenko | Designer | | 1 | |
| Ktorov, Anatolij | Anatolij Ktorov | Actor | 1931 | 1 | |
| King, Loryn | Loryn King | Actor | 2019 | 1 | |
| Kostin, K.K. | K.K. Kostin | Designer | 1908 | 1 | |
| Klainer, Sergio | Sergio Klainer | Actor | 1980 - 1994 | 2 | |
| Kossi, Enrique | Enrique Kossi | Actor | 1972 | 1 | |
| Klamar, Natalie | Natalie Klamar | Actor | 2020 - 2023 | 2 | |
| Karuna, Noï | Noï Karuna | Mask Maker | 2019 - 2020 | 16 | |
| Koehn, Sarah | Sarah Koehn | Actor | 2016 | 1 | |
| Khamis, Omar Hassan | Omar Hassan Khamis | Assistant Director | 2017 | 1 | |
| Khiari, Badis | Badis Khiari | Actor | 2017 | 1 | |
| Kay, Jonathan | Jonathan Kay | Actor | 2020 | 2 | |
| Krylov, Vladimir | Vladimir Krylov | Actor | 2016 | 1 | |
| Krylov, Vova | Vova Krylov | Actor | 2016 | 1 | |
| Kolesnikova, Tamara | Tamara Kolesnikova | Actor | 2011 | 1 | |
| Kalmykova, Olga | Olga Kalmykova | Actor | 2011 | 1 | |
| Kirkene, Evangelia | Evangelia Kirkene | Costume Designer, Designer | 2020 | 2 | |
| Kontogeorgis, Thomas | Thomas Kontogeorgis | Sound Designer | 2020 | 1 | |
| Katsika, Viky | Viky Katsika | Actor | 2020 | 1 | |
| Kontos, Giannis | Giannis Kontos | Actor | 2020 | 1 | |
| Kuhar, Svetlana | Svetlana Kuhar | Actor | 2016 | 1 | |
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