| Kennicott, Grace | Grace Kennicott | Actor | 1908 | 1 | |
| Krystkiewiczówna, Janina | Janina Krystkiewiczówna | Actor | 1908 | 1 | |
| Kurt, Rudolf | Rudolf Kurt | Actor | 1908 | 2 | |
| Krauß, Wilhelm | Wilhelm Krauß | Actor | 1908 | 2 | |
| Krisch, Geza | Geza Krisch | Actor | 1908 | 2 | |
| Kárpáthy, Sándor | Sándor Kárpáthy | Actor | 1908 | 1 | |
| Kennedy, Claire | Claire Kennedy | Actor | 1908 | 1 | |
| Krois, Karl | Karl Krois | Actor | 1908 | 1 | |
| Kunz, J. de Dreux | J. de Dreux Kunz | Actor | 1908 | 1 | |
| Körner, Eugen | Eugen Körner | Actor | 1908 | 1 | |
| Kostin, K.K. | K.K. Kostin | Designer | 1908 | 1 | |
| Kaupiņa, Anna | Anna Kaupiņa | Actor | 1908 - 1909 | 2 | |
| Kolmar, Wilhelm | Wilhelm Kolmar | Actor | 1908 - 1910 | 6 | |
| Kamińska, Jadwiga | Jadwiga Kamińska | Actor | 1908 - 1910 | 2 | |
| Kothe, Georg | Georg Kothe | Actor | 1908 - 1912 | 4 | |
| Kauer, Franz | Franz Kauer | Actor, Director | 1908 - 1915 | 13 | |
| Kiernicki, Marian | Marian Kiernicki | Actor | 1908 - 1915 | 3 | |
| Kuncewicz, Witold | Witold Kuncewicz | Actor | 1908 - 1917 | 3 | |
| Kusterer, Carl | Carl Kusterer | Actor | 1908 - 1924 | 3 | |
| Keune, Gustav | Gustav Keune | Actor | 1908 - 1925 | 12 | |
| Kobler, Julius | Julius Kobler | Actor | 1908 - 1929 | 11 | |
| Kelemen, Mária | Mária Kelemen | Actor | 1908 - 1931 | 2 | |
| Kürti, József | József Kürti | Actor | 1908 - 1939 | 4 | |
| Knudsen, Ranka | Ranka Knudsen | Actor | 1908 - 1940 | 7 | |
| Kliewer, Carl | Carl Kliewer | Actor | 1908 - 1950 | 5 | |
| Konopka, Julinka | Julinka Konopka | Actor | 1909 | 47 | |
| Koronowski, Grete | Grete Koronowski | Actor | 1909 | 1 | |
| Kreidel, Henry | Henry Kreidel | Actor | 1909 | 1 | |
| Kreidel, Martha | Martha Kreidel | Actor | 1909 | 1 | |
| Künstler, Ernst | Ernst Künstler | Actor | 1909 | 1 | |
| Künstler, Marie | Marie Künstler | Actor | 1909 | 1 | |
| Kitzmann, - | - Kitzmann | Actor | 1909 | 1 | |
| Kobold, Ella | Ella Kobold | Actor | 1909 | 1 | |
| Kurth, Ferdinand | Ferdinand Kurth | Actor, Director | 1909 | 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 | |
| Krempien, Fritz | Fritz Krempien | Director | 1909 | 1 | |
| Keenan, Reta E. | Reta E. Keenan | Actor | 1909 | 2 | |
| Keeman, W.M. | W. M. Keeman (W.M. Keeman) | Actor | 1909 | 2 | |
| Keasbey, R.Q. | R. Q. Keasbey (R.Q. Keasbey) | Actor | 1909 | 2 | |
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