| Kraack, Mr. | Mr. Kraack | Actor | 1906 - 1915 | 3 | |
| Klinder, Betty | Betty Klinder | Actor | 1906 - 1918 | 12 | |
| Kühne, Max | Max Kühne | Actor | 1906 - 1932 | 22 | |
| Kühne, Alfred | Alfred Kühne | Actor | 1906 - 1913 | 5 | |
| Koch, Georg August | Georg August Koch | Actor | 1913 - 1942 | 3 | |
| Kwast, Marianne | Marianne Kwast | Actor | 1907 | 2 | |
| Kaufmann, Paul | Paul Kaufmann | Actor | 1909 - 1927 | 11 | |
| Kerkow, Mascha | Mascha Kerkow | Actor | 1907 | 1 | |
| Kövner, Lothar | Lothar Kövner | Actor | 1907 | 1 | |
| Kurz, Emilie | Emilie Kurz | Actor | 1907 - 1934 | 3 | 1 |
| Kempner, Traute | Traute Kempner | Actor | 1907 | 1 | |
| Kupfer, Else | Else Kupfer | Actor | 1907 | 1 | |
| Krall, Wilhelmine | Wilhelmine Krall | Actor | 1918 - 1920 | 3 | |
| Kutschera, Tilly | Tilly Kutschera | Actor | 1915 - 1919 | 4 | |
| Kosch, Emma | Emma Kosch | Actor | 1918 - 1919 | 3 | |
| Klodnitzky, Octav | Octav Klodnitzky | Actor | 1907 | 1 | |
| Koster, Franz | Franz Koster | Actor | 1894 - 1908 | 4 | |
| Karlshofer, Mr. | Mr. Karlshofer | Actor | 1908 | 1 | |
| Keune, Gustav | Gustav Keune | Actor | 1908 - 1925 | 12 | 1 |
| 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 | |
| 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 | |
| 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 | |
| Kapila, Sohn | Sohn Kapila | Actor | 2006 | 9 | |
| Koop, Else | Else Koop | Actor | 1910 - 1912 | 4 | |
| 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 | |
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