| Koch, Cedric Joel | Cedric Joel Koch | Actor | 2011 - 2012 | 2 | |
| Kinnear, Sherry | Sherry Kinnear | Costume Designer | 2011 | 2 | |
| Kook, Beryl | Beryl Kook | Actor | 1917 - 1930 | 2 | |
| Kerpen, Lori | Lori Kerpen | Actor | 1952 | 2 | |
| Kowalska, Wanda | Wanda Kowalska | Costume Designer | 2008 - 2025 | 2 | |
| Kerlé, Heta | Heta Kerlé | Costume Designer | 1954 - 1963 | 2 | |
| Kawecki, Kathryn | Kathryn Kawecki | Designer | 2010 - 2011 | 2 | |
| Köhler, Ole | Ole Köhler | Actor | 2011 | 2 | |
| Koehler, Selma | Selma Koehler | Actor | 2011 | 2 | |
| Kehlet, Benjamin | Benjamin Kehlet | Sound Designer | 2010 | 2 | |
| Köllner, Ursula | Ursula Köllner | Actor | 1963 | 2 | |
| Knight, David | David Knight | Director | 1984 - 1988 | 2 | |
| Kruse, Fanny | Fanny Kruse | Actor | 1872 | 2 | |
| Kruse, Bernhardine | Bernhardine Kruse | Actor | 1872 | 2 | |
| Karras, Frl. | Frl. Karras | Actor | 1876 | 2 | |
| Krag, Augusta | Augusta Krag | Actor | 1877 - 1879 | 2 | |
| Kuban, Herr | Herr Kuban | Actor | 1878 | 2 | |
| Krähl, Alfred | Alfred Krähl | Actor | 1885 - 1898 | 2 | |
| Kohout, Bohdan | Bohdan Kohout | Actor | 1885 - 1891 | 2 | |
| Karbus, Alfréd | Alfréd Karbus | Actor | 1885 - 1891 | 2 | |
| Klotz, Mr. | Mr. Klotz | Actor | 1886 - 1889 | 2 | |
| Kühle, Albert | Albert Kühle | Actor | 1888 | 2 | |
| Kinder, Heinrich | Heinrich Kinder | Actor | 1888 | 2 | |
| Kral II, Mr. | Mr. Kral II | Actor | 1888 - 1889 | 2 | |
| Kotz, Julius | Julius Kotz | Actor | 1889 | 2 | |
| Kessler, Oskar | Oskar Kessler | Actor | 1889 - 1891 | 2 | |
| Kurtscholz, Georg | Georg Kurtscholz | Actor | 1889 | 2 | |
| Kaps, Mr. | Mr. Kaps | Actor | 1889 | 2 | |
| Keczeri, Irén Ó. | Irén Ó. Keczeri | Actor | 1890 - 1924 | 2 | |
| Kunnas, Hanna | Hanna Kunnas | Actor | 1891 - 1894 | 2 | |
| Kunath, Mr. | Mr. Kunath | Actor | 1892 | 2 | |
| Kaufmann, - | - Kaufmann | Actor | 1892 | 2 | |
| Kirchheim, - | - Kirchheim | Actor | 1892 | 2 | |
| Klopfer, Karol | Karol Klopfer | Designer | 1892 - 1900 | 2 | |
| Katzorke, Emil | Emil Katzorke | Actor | 1893 - 1894 | 2 | |
| Kapteyn, F. | F. Kapteyn | Translator | 1894 - 1897 | 2 | |
| Kellermann, Grete | Grete Kellermann | Actor | 1894 - 1898 | 2 | |
| Keller, Mr. | Mr. Keller | Actor | 1895 - 1896 | 2 | |
| Konkiel, Felix | Felix Konkiel | Actor | 1895 - 1896 | 2 | |
| Kaiser, Martin | Martin Kaiser | Composer, Conductor | 1896 | 2 | |
| Kierulf, Thorvald | Thorvald Kierulf | Actor | 1896 | 2 | 1 |
| Klerwin, Gabriele | Gabriele Klerwin | Actor | 1896 - 1906 | 2 | |
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