| Krauß, Werner | Werner Krauß | Actor | 1913 - 1950 | 16 | 1 |
| Kalbeck, Paul | Paul Kalbeck | Actor, Director | 1913 - 1946 | 2 | |
| Koch, Georg August | Georg August Koch | Actor | 1913 - 1942 | 3 | |
| Karchow, Ernst Günther | Ernst Günther Karchow | Actor | 1913 - 1933 | 4 | |
| Kozłowska, Iza | Iza Kozłowska | Actor | 1913 - 1928 | 2 | 1 |
| Kopštāls, Žanis | Žanis Kopštāls | Actor | 1913 - 1924 | 5 | |
| Keller, Eugen | Eugen Keller | Actor, Director | 1913 - 1922 | 22 | |
| Keplere, Lidija | Lidija Keplere | Actor | 1913 - 1921 | 4 | |
| Kulisch, Walter | Walter Kulisch | Actor | 1913 - 1919 | 2 | |
| Kempin, Kurt | Kurt Kempin | Designer | 1913 - 1917 | 12 | |
| Karbaum, Melanie | Melanie Karbaum | Actor | 1913 - 1916 | 4 | |
| Kroczak, Emil | Emil Kroczak | Actor | 1913 - 1916 | 4 | |
| Knab, Richard | Richard Knab | Actor | 1913 - 1915 | 6 | |
| Kramer, Ernst | Ernst Kramer | Actor | 1913 - 1914 | 2 | |
| Kiefer, Frieda | Frieda Kiefer | Actor | 1913 - 1914 | 2 | |
| Koch, Maria | Maria Koch | Actor | 1913 - 1914 | 2 | |
| Koizumi, Shiei | Shiei Koizumi | Actor | 1913 | 1 | |
| Kondo, Iyokichi | Iyokichi Kondo | Actor | 1913 | 1 | |
| Kubitz, Dora | Dora Kubitz | Actor | 1913 | 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 | |
| Kohout, František | František Kohout | Actor | 1913 | 1 | |
| Klońska, Antonina | Antonina Klońska | Actor | 1913 | 1 | |
| Kubiński, Stanisław | Stanisław Kubiński | Actor | 1913 | 1 | |
| Króliński, Kazimierz | Kazimierz Króliński | Translator | 1913 | 1 | 1 |
| Kawada, Chikako | Chikako Kawada | Actor | 1913 | 1 | |
| Kay, Thomas | Thomas Kay | Actor | 1913 | 1 | |
| Kelley, Walter, L. | Walter L. Kelley | Lighting Designer | 1913 | 1 | |
| Kornbeck, Ellen | Ellen Kornbeck | Actor | 1913 | 3 | |
| Kromann, Einar | Einar Kromann | Actor | 1913 | 3 | |
| Kosinová, A. | A. Kosinová | Actor | 1913 | 1 | |
| Kloppers, Herman | Herman Kloppers | Actor | 1913 | 1 | |
| Keim, Karl | Karl Keim | Actor | 1913 | 1 | |
| Koonen, Alisa | Alisa Koonen | Actor | 1912 - 1958 | 3 | |
| Karsten, Julius | Julius Karsten | Actor | 1912 - 1952 | 12 | |
| Košnerová, Antonie | Antonie Košnerová | Actor | 1912 - 1926 | 3 | |
| Klupp, Robert | Robert Klupp | Actor | 1912 - 1924 | 2 | |
| Kamburova, Dobrinka | Dobrinka Kamburova | Actor | 1912 - 1921 | 3 | |
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