| Kusterer, Carl, | Carl Kusterer | Actor | 1908 - 1924 | 3 | |
| Karlshofer, Mr., | Mr. Karlshofer | Actor | 1908 | 1 | |
| Keune, Gustav, | Gustav Keune | Actor | 1908 - 1925 | 12 | |
| Kothe, Georg, | Georg Kothe | Actor | 1908 - 1912 | 4 | |
| Kliewer, Carl, | Carl Kliewer | Actor | 1908 - 1950 | 5 | |
| Kroneck, Hans, | Hans Kroneck | Actor | 1906 - 1908 | 2 | |
| König, Toni, | Toni König | Actor | 1908 | 1 | |
| Kobold, Ella, | Ella Kobold | Actor | 1909 | 1 | |
| Kurth, Ferdinand, | Ferdinand Kurth | Actor, Director | 1909 | 3 | |
| Knopp, Kornelia, | Kornelia Knopp | Actor | 1909 - 1918 | 3 | |
| Kögel, Josef, | Josef Kögel | Actor | 1909 | 2 | |
| Knorr, Marian, | Marian Knorr | Actor | 1909 | 1 | |
| Körner, Paul, | Paul Körner | Actor | 1909 | 1 | |
| Krampff, Mr., | Mr. Krampff | Actor | 1909 | 1 | |
| Kny, Johanna, | Johanna Kny | Actor | 1909 - 1911 | 2 | |
| Krempien, Fritz, | Fritz Krempien | Director | 1909 | 1 | |
| König, Erna, | Erna König | Actor | 1910 - 1933 | 3 | |
| Kalkum, Georg, | Georg Kalkum | Actor | 1910 | 1 | |
| Karst, Charlotte, | Charlotte Karst | Actor | 1910 - 1911 | 4 | |
| Kirchhofer, Werner, | Werner Kirchhofer | Actor | 1910 | 1 | |
| Karbaum, Melanie, | Melanie Karbaum | Actor | 1913 - 1916 | 4 | |
| Klihm, Gertrud, | Gertrud Klihm | Costume Designer | 1910 - 1913 | 5 | |
| Kapila, Sohn, | Sohn Kapila | Actor | 2006 | 9 | |
| Koop, Else, | Else Koop | Actor | 1910 - 1912 | 4 | |
| Kalter, Johanna, | Johanna Kalter | Costume Designer | 1910 | 1 | |
| Kolmar, Wilhelm, | Wilhelm Kolmar | Actor | 1908 - 1910 | 6 | |
| 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 | |
| Kny, Eugen, | Eugen Kny | Actor | 1911 | 3 | |
| Kruse, Willy, | Willy Kruse | Actor | 1911 - 1925 | 2 | |
| Kreutel, Frk., | Frk. Kreutel | Actor | 1911 | 1 | |
| Kanée, Sophie, | Sophie Kanée | Actor | 1911 | 1 | |
| Krampff, Ernst, | Ernst Krampff | Actor | 1905 - 1911 | 2 | |
| Körner-Hofmann, Elisabeth, | Elisabeth Körner-Hofmann | Actor | 1911 - 1912 | 2 | |
| Kintzel, Mr., | Mr. Kintzel | Actor | 1911 | 1 | |
| Karsten, Julius, | Julius Karsten | Actor | 1912 - 1952 | 12 | |
| Knab, Richard, | Richard Knab | Actor | 1913 - 1915 | 6 | |
| Krüger, Wilhelm, | Wilhelm Krüger | Actor | 1911 - 1955 | 6 | |
| Kapalt, Cilly, | Cilly Kapalt | Actor | 1911 | 1 | |
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