| Kęcki, Jan | Jan Kęcki | Actor | 1898 - 1912 | 4 | |
| Kallio, Hemmo | Hemmo Kallio | Actor | 1899 - 1935 | 4 | |
| Krones, Felix | Felix Krones | Actor | 1901 - 1928 | 4 | |
| Karthaus, Willi | Willi Karthaus | Actor | 1905 - 1906 | 4 | |
| Kolbe, Alexandrine | Alexandrine Kolbe | Actor | 1905 - 1916 | 4 | |
| Kutschera, Tilly | Tilly Kutschera | Actor | 1915 - 1919 | 4 | |
| Koster, Franz | Franz Koster | Actor | 1894 - 1908 | 4 | |
| Kothe, Georg | Georg Kothe | Actor | 1908 - 1912 | 4 | |
| Karst, Charlotte | Charlotte Karst | Actor | 1910 - 1911 | 4 | |
| Karbaum, Melanie | Melanie Karbaum | Actor | 1913 - 1916 | 4 | |
| Koop, Else | Else Koop | Actor | 1910 - 1912 | 4 | |
| Klein, Lotte | Lotte Klein | Actor | 1911 - 1953 | 4 | |
| Kroczak, Emil | Emil Kroczak | Actor | 1913 - 1916 | 4 | |
| Karchow, Ernst Günther | Ernst Günther Karchow | Actor | 1913 - 1933 | 4 | |
| Kersten, Anni | Anni Kersten | Actor | 1920 - 1932 | 4 | |
| Kranz, Fritz | Fritz Kranz | Actor, Director | 1921 - 1941 | 4 | |
| Küpper, Hannes | Hannes Küpper | Actor, Director | 1923 - 1938 | 4 | |
| Krauss, Helmut | Helmut Krauss | Actor | 1923 - 1952 | 4 | |
| Keil, Arno | Arno Keil | Actor | 1926 - 1938 | 4 | |
| Kleinschmidt, Hanna | Hanna Kleinschmidt | Actor | 1921 - 1938 | 4 | |
| Kann, Lilly | Lilly Kann | Actor | 1921 - 1934 | 4 | |
| Klafft, Hugo | Hugo Klafft | Actor, Director | 1925 - 1931 | 4 | 1 |
| Kleiser, Rudolf | Rudolf Kleiser | Actor | 1931 - 1938 | 4 | |
| Kaltheuner, Walter | Walter Kaltheuner | Actor | 1932 - 1934 | 4 | |
| Krismanek, Rudolf | Rudolf Krismanek | Actor | 1933 - 1937 | 4 | |
| Krätke, Hans Joachim | Hans Joachim Krätke | Actor | 1934 - 1938 | 4 | |
| Krischke, Alois | Alois Krischke | Actor | 1917 - 1938 | 4 | |
| Kurth, Otto | Otto Kurth | Actor, Director | 1938 - 1979 | 4 | |
| Kaes, Hans | Hans Kaes | Actor | 1940 - 1948 | 4 | |
| Kazouri, Ourania | Ourania Kazouri | Actor | 1900 - 1904 | 4 | |
| Klintberg, - | - Klintberg | Actor | 1901 - 1903 | 4 | |
| Kürti, József | József Kürti | Actor | 1908 - 1939 | 4 | 1 |
| Kontogiannis, Orestis | Orestis Kontogiannis | Actor | 1909 - 1910 | 4 | |
| Komine, Lily | Lily Komine | Costume Designer | 1990 - 1994 | 4 | |
| Kyrkjebø, Sissel | Sissel Kyrkjebø | Actor | 1993 | 4 | 1 |
| Karijord, Rebekka | Rebekka Karijord | Actor | 1998 - 2005 | 4 | |
| Kierulf, Heidi | Heidi Kierulf | Actor | 1999 | 4 | |
| Kromvoll, Espen | Espen Kromvoll | Actor | 1999 - 2000 | 4 | |
| Kjorstad, Eivind | Eivind Kjorstad | Actor | 2000 - 2007 | 4 | |
| Kjosås, Frank | Frank Kjosås | Actor | 2006 - 2015 | 4 | |
| Kongssund, Kjersti | Kjersti Kongssund | Actor | 2006 - 2007 | 4 | |
| Kvale, Stig | Stig Kvale | Actor | 2009 | 4 | |
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