| Klewer, Emil | Emil Klewer | Actor | 1929 | 1 | |
| Kavanaugh, Clarence | Clarence Kavanaugh | Actor | 1929 | 1 | |
| King, Douglas | Douglas King | Actor | 1929 | 1 | |
| Kristen-von Hopffgarten, Erika | Erika Kristen von Hopffgarten | Actor | 1929 | 2 | |
| Kirchner, Otto | Otto Kirchner | Director | 1929 | 1 | |
| Koltay, Gyula | Gyula Koltay | Actor | 1929 | 4 | |
| Knight, Parky | Parky Knight | Actor | 1930 | 1 | |
| Kraus, Hilde Maria, | Hilde Maria Kraus | Actor | 1930 | 2 | |
| Kayser, Rosarito | Rosarito Kayser | Actor | 1930 | 1 | |
| Kayser, Manuel | Manuel Kayser | Actor | 1930 | 1 | |
| Kerékgyártó, Olga | Olga Kerékgyártó | Actor | 1930 | 1 | |
| Krausen, Peter | Peter Krausen | Designer | 1930 | 1 | |
| Kamenidis, Theodoros | Theodoros Kamenidis | Actor | 1930 | 2 | |
| Kelsey, Eileen | Eileen Kelsey | Actor | 1930 | 1 | |
| Käyhkö, Aku | Aku Käyhkö | Actor, Director | 1930 | 2 | |
| Keskinen, Hulda | Hulda Keskinen | Actor | 1930 | 1 | |
| Kivekäs, Rakel | Rakel Kivekäs | Actor | 1930 | 1 | |
| Klein-Donath, Eva | Eva Klein-Donath | Actor | 1930 | 1 | |
| Klockow, Till | Till Klockow | Actor | 1930 | 1 | |
| Kondor, Ibolya | Ibolya Kondor | Actor | 1930 | 2 | |
| Komár, Juliska | Juliska Komár | Actor | 1930 - 1931 | 1 | |
| Kotsopoulos, Thanos | Thanos Kotsopoulos | Actor, Director | 1930 - 1965 | 14 | |
| Katselis, Pelos | Pelos Katselis | Actor, Director, Translator | 1930 - 1994 | 8 | |
| Kato, Nagaharu | Nagaharu Kato | Director | 1931 | 2 | |
| Künkler, Karl, | Karl Künkler | Actor | 1931 | 2 | |
| Koppenhofer, Maria, | Maria Koppenhofer | Actor | 1931 | 1 | |
| Krumschmidt, Eberhard, | Eberhard Krumschmidt | Actor, Director | 1931 | 2 | |
| Knott, Else, | Else Knott | Actor | 1931 | 4 | |
| Kraut, Werner Maria, | Werner Maria Kraut | Actor, Director | 1931 | 5 | |
| Klink, Heinz | Heinz Klink | Actor | 1931 | 1 | |
| Kuhn, Trude | Trude Kuhn | Actor | 1931 | 1 | |
| Kiss, Ferenc | Ferenc Kiss | Actor | 1931 | 8 | |
| Környey, Paula | Paula Környey | Actor | 1931 | 1 | |
| Kentish, Agatha | Agatha Kentish | Actor | 1931 | 3 | |
| Knutson, Arlie | Arlie Knutson | Actor | 1931 | 1 | |
| Kjösness, Olaf | Olaf Kjösness | Actor | 1931 | 1 | |
| Kountouris, Ioannis | Ioannis Kountouris | Actor | 1931 | 1 | |
| Kallidis, Kostas | Kostas Kallidis | Actor | 1931 | 1 | |
| Klindt Jr., Ferdinand | Ferdinand Klindt Jr. | Director | 1931 | 1 | |
| Kerman, David | David Kerman | Actor | 1931 | 1 | |
| Kim, Jane | Jane Kim | Actor | 1931 | 1 | |
| Ktorov, Anatolij | Anatolij Ktorov | Actor | 1931 | 1 | |
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