| Kassai, László | László Kassai | Actor | 2015 | 1 | |
| Kassan, Karishma | Karishma Kassan | Actor | 2006 | 1 | |
| Kassar, Ayez | Ayez Kassar | Actor | 2011 | 1 | 1 |
| Kassara, Nadia | Nadia Kassara (Νάντια Κασσάρα) | Set Designer | 2022 - 2023 | 4 | |
| Kassem, R. | R. Kassem | Actor | 1995 | 1 | |
| Kasser, Annina | Annina Kasser | Actor | 2007 | 1 | 1 |
| Kassis, José Luis | José Luis Kassis | Actor | 2004 | 2 | |
| Kastanas, Kostas | Kostas Kastanas | Actor | 1965 - 1995 | 6 | |
| Kastanias, Charis | Charis Kastanias | Actor | 1986 | 1 | |
| Kastanis, Kostas | Kostas Kastanis | Actor | 2019 | 1 | |
| Kastanou, N. | N. Kastanou | Actor | 1945 | 1 | |
| Kästel, Tatjana | Tatjana Kästel | Actor | 2008 | 6 | |
| Kaštelan, Lada | Lada Kaštelan | Dramaturg | 1996 | 1 | |
| Kasten, Otto | Otto Kasten | Director | 1938 | 1 | |
| Kasten, Thea | Thea Kasten | Actor | 1919 - 1931 | 3 | |
| Kasten, Thomas | Thomas Kasten | Actor | 1973 - 2014 | 6 | |
| Kasten, Walther | Walther Kasten | Actor | 1925 | 1 | |
| Kaštická, Olga | Olga Kaštická | Actor | 2011 | 1 | |
| Kastler, Heide | Heide Kastler | Costume Designer | 2003 - 2014 | 7 | 1 |
| Kastmann, Trond | Trond Kastmann | Designer | 1983 | 1 | |
| Kastner, Gabriele | Gabriele Kastner | Actor | 1988 | 1 | |
| Kastner, Heinrich | Heinrich Kastner | Actor | 1926 - 1961 | 3 | |
| Kastner, Ina | Ina Kastner | Actor | 1928 | 1 | |
| Kastner, Inge | Inge Kastner | Actor | 1958 | 1 | |
| Kastner, John | John Kastner | Actor | 1960 | 1 | |
| Kastner, Péter | Péter Kastner | Designer | 1998 | 1 | |
| Kastner, Peter | Peter Kastner | Actor | 1959 | 1 | |
| Kästner, Renate | Renate Kästner | Actor | 1940 | 1 | |
| Kästner, Rolf | Rolf Kästner | Actor | 1957 | 1 | |
| Kastoura, Sasa | Sasa Kastoura | Actor | 1989 | 2 | |
| Kastrinakis, Stavros | Stavros Kastrinakis | Actor | 2018 | 1 | |
| Kastro, Kaiti | Kaiti Kastro | Translator | 1978 | 3 | |
| Kasuga, Mai | Mai Kasuga | Actor | 2016 | 1 | |
| Kasunic, Jon | Jon Kasunic | Actor | 2008 | 1 | |
| Kasuya, Toshiyuki | Toshiyuki Kasuya | Director | 1948 | 1 | |
| Kasvi, Antti | Antti Kasvi | Actor | 2008 | 1 | |
| Kasyanova, Ksenia | Ksenia Kasyanova | Actor | 2014 | 1 | |
| Kaszab, Anna | Anna Kaszab | Actor | 1925 - 1932 | 4 | |
| Kaszás, Attila | Attila Kaszás | Actor | 1988 | 1 | |
| Kaszás, Gergő | Gergő Kaszás | Actor | 2007 | 1 | |
| Kaszás, Villő | Villő Kaszás | Actor | 1999 | 2 | |
| Kaszewska, Kinga | Kinga Kaszewska | Actor | 1999 | 5 | |
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