| Kalter, Johanna, | Johanna Kalter | Costume Designer | 1910 | 1 | |
| Köhler, Georg, | Georg Köhler | Actor | 1910 | 1 | |
| Krebs, Karl, | Karl Krebs | Actor | 1910 | 1 | |
| Karlinger, Adolf, | Adolf Karlinger | Actor | 1910 | 1 | |
| Kaltenbach, Erich, | Erich Kaltenbach | Actor | 1910 | 1 | |
| Kleine, Olly, | Olly Kleine | Actor | 1910 | 1 | |
| Kreutel, Frk., | Frk. Kreutel | Actor | 1911 | 1 | |
| Kanée, Sophie, | Sophie Kanée | Actor | 1911 – 1912 | 1 | |
| Kintzel, Mr., | Mr. Kintzel | Actor | 1911 | 1 | |
| Kapalt, Cilly, | Cilly Kapalt | Actor | 1911 | 1 | |
| Kronfels, Elsa, | Elsa Kronfels | Actor | 1911 | 1 | |
| Kudelka, Auguste, | Auguste Kudelka | Actor | 1911 – 1912 | 1 | |
| Kubitz, Dora, | Dora Kubitz | Actor | 1913 | 1 | |
| Kießling, Johanna, | Johanna Kießling | Actor | 1912 | 1 | |
| Krüger-Michaelis, Melanie, | Melanie Krüger-Michaelis | Actor | 1913 | 1 | |
| Keller, Rudolf, | Rudolf Keller | Actor | 1913 | 1 | |
| Kuenzer, Adolf, | Adolf Kuenzer | Actor | 1913 | 1 | |
| Kräger, August, | August Kräger | Actor | 1913 | 1 | |
| Keller, Lilli, | Lilli Keller | Actor | 1913 | 1 | |
| Knelke, Gerte, | Gerte Knelke | Actor | 1913 | 1 | |
| Kessell, Nanny, | Nanny Kessell | Actor | 1914 | 1 | |
| Kuhn, Marga, | Marga Kuhn | Actor | 1914 | 1 | |
| Krause, Mila, | Mila Krause | Actor | 1914 | 1 | |
| Klinder, Lotte, | Lotte Klinder | Actor | 1915 | 1 | |
| Kleiner, Oskar, | Oskar Kleiner | Actor | 1915 | 1 | |
| Kämmerer, Karl, | Karl Kämmerer | Actor | 1915 | 1 | |
| Kaiser, Lola, | Lola Kaiser | Actor | 1915 | 1 | |
| Keßler, Eva, | Eva Keßler | Actor | 1915 | 1 | |
| Kabisch, Adalbert, | Adalbert Kabisch | Actor | 1915 | 1 | |
| Koch, Karl, | Karl Koch | Actor | 1915 | 1 | |
| Klotz, Adolf, | Adolf Klotz | Actor | 1916 | 1 | |
| Kraus, Rudolf, | Rudolf Kraus | Actor | 1916 | 1 | |
| Kühne, Felix, | Felix Kühne | Actor | 1917 | 1 | |
| Kaulsky, H., | H. Kaulsky | Designer | 1917 | 1 | |
| Klein, Pia, | Pia Klein | Actor | 1917 | 1 | |
| Kočonda, Ljerka, | Ljerka Kočonda | Actor | 1917 | 1 | |
| Knörer, Willi, | Willi Knörer | Actor | 1918 – 1919 | 1 | |
| Koch, Hilde, | Hilde Koch | Actor | 1919 | 1 | |
| Köhler, Käthe, | Käthe Köhler | Actor | 1921 | 1 | |
| Kaulhausen, Mira, | Mira Kaulhausen | Actor | 1919 | 1 | |
| Kupfer, Marianne, | Marianne Kupfer | Actor | 1919 – 1925 | 1 | |
| Korolanyi, Irene, | Irene Korolanyi | Actor | 1919 | 1 | |
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