| Kuznecov, F. | F. Kuznecov | Designer | 1957 | 1 | |
| Kurilko, M. | M. Kurilko | Designer | 1957 | 1 | |
| Kazmina, D. | D. Kazmina | Actor | 1957 | 1 | |
| Kühnau, Erik | Erik Kühnau | Actor | 1957 - 1964 | 2 | |
| Krakowski, Wojciech | Wojciech Krakowski (Wojciech Krakowski) | Designer | 1957 - 1975 | 6 | |
| Kostovski, Branko | Branko Kostovski | Designer, Set Designer | 1957 - 1976 | 3 | |
| Kjostarov, Dimitar | Dimitar Kjostarov | Director | 1957 - 1977 | 2 | |
| Kaspar, Jaroslav | Jaroslav Kaspar (Jaroslav Kaspar) | Actor | 1957 - 1978 | 2 | |
| Koncewicz, Aleksandra | Aleksandra Koncewicz (Aleksandra Koncewicz) | Actor | 1958 | 1 | |
| Kołogórska, Ewa | Ewa Kołogórska (Ewa Kołogórska) | Actor | 1958 | 1 | |
| Kucówna, Zofia | Zofia Kucówna (Zofia Kucówna) | Actor | 1958 | 1 | |
| Kuroda, Satoko | Satoko Kuroda (Satoko Kuroda) | Actor | 1958 | 1 | |
| Kitabayashi, Tanie | Tanie Kitabayashi (Tanie Kitabayashi) | Actor | 1958 | 1 | |
| Károlyi, Irén | Irén Károlyi | Actor | 1958 | 1 | |
| Kálmán, György | György Kálmán | Actor | 1958 | 1 | |
| Kulseng, Jarl | Jarl Kulseng | Actor | 1958 | 1 | |
| Kruzner, Gayle | Gayle Kruzner | Actor | 1958 | 1 | |
| Kranz, Reneé | Reneé Kranz | Actor | 1958 | 1 | |
| King, Mark | Mark King | Designer | 1958 | 1 | |
| Kilby, Bernard | Bernard Kilby | Actor | 1958 | 3 | |
| Kawahigashi, Kei | Kei Kawahigashi | Actor | 1958 | 1 | |
| Kinspergher, Edith | Edith Kinspergher | Mask Maker | 1958 | 1 | |
| Kemetmüller, Willi | Willi Kemetmüller | Actor | 1958 | 2 | |
| Kastner, Inge | Inge Kastner | Actor | 1958 | 1 | |
| Kennett, Patt | Patt Kennett | Costume Designer | 1958 | 1 | |
| Kőmüves, Nagy Lajos | Nagy Lajos Kőmüves | Director | 1958 | 1 | |
| Kuravlev, L. | L. Kuravlev | Actor | 1958 | 1 | |
| Krukjov, F. | F. Krjukov | Designer | 1958 | 1 | |
| Kollhammer, Eveline | Eveline Kollhammer | Actor, Dancer | 1958 - 1962 | 2 | |
| Kosmo, Wanda | Wanda Kosmo | Actor, Director | 1958 - 1963 | 4 | |
| Kološová, Vĕra | Vĕra Kološová (Vĕra Kološová) | Actor | 1958 - 1985 | 2 | |
| Krystoph, Volker | Volker Krystoph | Actor | 1958 - 1988 | 3 | |
| Kersten, Herbert | Herbert Kersten | Actor | 1959 | 1 | |
| Krpálková, Vĕra | Vĕra Krpálková | Actor | 1959 | 1 | |
| Koloušek, Karel | Karel Koloušek | Actor | 1959 | 1 | |
| Kafka, Václav | Václav Kafka | Actor | 1959 | 1 | |
| Kurek, Kazimierz | Kazimierz Kurek | Actor | 1959 | 1 | |
| Kehler, Sonja | Sonja Kehler | Actor | 1959 | 1 | |
| Kærlo, Lisbeth | Lisbeth Kærlo | Actor | 1959 | 1 | |
| Krogh, Jørgen | Jørgen Krogh | Actor | 1959 | 2 | |
| Kristensen, Käthe | Käthe Kristensen | Actor | 1959 | 1 | |
| Köbrich, Günter | Günter Köbrich | Actor | 1959 | 2 | |
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