| König, Erna | Erna König | Actor | 1910 - 1933 | 3 | |
| Kny, Eugen | Eugen Kny | Actor | 1911 | 3 | |
| König, Elisabeth | Elisabeth König | Actor | 1911 - 1913 | 3 | |
| Keppler, Ernst | Ernst Keppler | Actor | 1919 - 1927 | 3 | |
| Kaufmann, Martha | Martha Kaufmann | Actor | 1915 - 1918 | 3 | |
| König, Gisela | Gisela König | Actor | 1917 - 1921 | 3 | |
| Krulle, Charlotte | Charlotte Krulle | Actor | 1918 | 3 | |
| Kolkwitz, Paul | Paul Kolkwitz | Actor, Director | 1919 - 1934 | 3 | |
| Kasten, Thea | Thea Kasten | Actor | 1919 - 1931 | 3 | |
| Köppke, Margarethe | Margarethe Köppke | Actor | 1920 - 1923 | 3 | |
| Keim, Josef | Josef Keim | Actor | 1921 - 1932 | 3 | 1 |
| Kemp, Paul | Paul Kemp | Actor | 1921 | 3 | |
| Karina, Marianne | Marianne Karina | Actor | 1916 - 1928 | 3 | |
| Kinkel, Albertus | Albertus Kinkel | Actor | 1925 | 3 | |
| Küter, Charlotte | Charlotte Küter | Actor | 1926 - 1928 | 3 | |
| Kolms, Lucie | Lucie Kolms | Actor | 1926 - 1928 | 3 | 1 |
| Kastner, Heinrich | Heinrich Kastner | Actor | 1926 - 1961 | 3 | |
| Kremer, Else | Else Kremer | Actor | 1928 - 1935 | 3 | |
| Klam, Walter | Walter Klam | Actor | 1937 - 1966 | 3 | |
| Karsten, Fredy | Fredy Karsten | Actor | 1937 - 1945 | 3 | |
| Kammer, - | - Kammer | Actor | 1938 | 3 | |
| Kettler, Hans | Hans Kettler | Actor | 1928 - 1938 | 3 | |
| Kollberg, Ernst | Ernst Kollberg | Actor | 1933 - 1963 | 3 | |
| Koch, Horst | Horst Koch | Actor | 1941 - 1947 | 3 | |
| König, Peter | Peter König | Actor | 1946 - 2012 | 3 | |
| Kilger, Heinrich | Heinrich Kilger | Costume Designer, Designer | 1946 - 1964 | 3 | |
| Kerbler, Eva | Eva Kerbler | Actor | 1949 - 1970 | 3 | |
| Kettler, Liselott | Liselott Kettler | Actor | 1950 - 1966 | 3 | |
| Kriajeva, V. | V. Kriajeva | Actor | 1906 | 3 | 1 |
| Karataeff, A. | A. Karataeff | Actor | 1906 | 3 | 1 |
| Klein, Willy | Willy Klein | Actor, Director | 1906 - 1923 | 3 | |
| Kotopouli-Myrat, Chrysoula | Chrysoula Kotopouli-Myrat | Actor | 1906 - 1921 | 3 | |
| Klaer, Adele | Adele Klaer | Actor | 1906 - 1907 | 3 | |
| Kourtelis, (?) | (?) Kourtelis | Actor | 1907 | 3 | |
| Kuncewicz, Witold | Witold Kuncewicz | Actor | 1908 - 1917 | 3 | |
| Kiernicki, Marian | Marian Kiernicki | Actor | 1908 - 1915 | 3 | |
| Kokalis, Augusts | Augusts Kokalis | Actor | 1909 - 1914 | 3 | |
| Kirov, Geno | Geno Kirov | Actor | 1909 - 1911 | 3 | |
| Kelly, Gregory | Gregory Kelly | Actor | 1910 | 3 | 1 |
| Kottmann, Klaus | Klaus Kottmann | Lighting Designer | 2002 - 2007 | 3 | |
| Kaas, Low | Low Kaas | Costume Designer | 1959 - 1966 | 3 | |
| Kleppe, Marius | Marius Kleppe | Actor | 1995 - 2006 | 3 | |
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