| Kleinert, Franziska | Franziska Kleinert | Actor | 1994 | 1 | |
| Keskinen, Usko | Usko Keskinen | Actor | 1994 | 1 | |
| Kouki, Tapio | Tapio Kouki | Actor | 1967 - 1994 | 3 | |
| Kordes, Heidrun | Heidrun Kordes | Actor | 1982 - 1994 | 2 | |
| Katiël, Daisy | Daisy Katiël | Actor | 1994 | 1 | |
| Kooijman, Willy | Willy Kooijman | Actor | 1994 | 1 | |
| Kaethner, Sigrun | Sigrun Kaethner | Actor | 1982 - 1998 | 3 | |
| Krause, Rainer | Rainer Krause | Actor | 1982 - 2014 | 8 | |
| Kullander, Berit | Berit Kullander | Actor | 1982 - 1984 | 52 | |
| Koch, Eckehard | Eckehard Koch | Actor | 1982 | 1 | |
| Kalin, M. | M. Kalin | Actor | 1982 | 1 | |
| Kleinert, Kerstin | Kerstin Kleinert | Actor | 1994 | 1 | |
| Klauke, Peer | Peer Klauke | Actor | 1994 | 1 | |
| Knobbe, Ilona | Ilona Knobbe | Actor | 1994 | 1 | |
| Kremen, Lora | Lora Kremen | Actor | 1982 | 1 | |
| Konstantinov, Irinej | Irinej Konstantinov (Ириней Константинов) | Actor | 1982 - 2023 | 3 | |
| Kisselitschka, Renata | Renata Kisselitschka | Actor | 1982 | 1 | |
| Kolarova, Velika | Velika Kolarova | Actor | 1982 | 1 | |
| Keranova, Lora | Lora Keranova | Actor | 1982 | 1 | |
| Krietsch, Hansjoachim | Hansjoachim Krietsch | Actor | 1994 | 1 | |
| Kiepe, Marcus | Marcus Kiepe | Actor | 1994 - 2005 | 10 | 1 |
| Kollek, Peter | Peter Kollek | Actor | 1982 | 1 | |
| Koufakis, Nikos | Nikos Koufakis | Actor | 2014 - 2015 | 2 | |
| Kaufmann, Friedrich | Friedrich Kaufmann | Actor | 1982 | 1 | |
| Künzig, Georg | Georg Künzig | Actor | 1982 | 1 | |
| Kuryshev, Sergey | Sergey Kuryshev (Сергей Курышев) | Actor | 2013 | 1 | |
| Kozyrev, Sergey | Sergey Kozyrev (Сергей Козырев) | Actor | 2011 - 2013 | 2 | |
| Kleopina, Ekaterina | Ekaterina Kleopina (Екатерина Клеопина) | Actor | 2013 | 1 | |
| Kitamura, Mana | Mana Kitamura | Actor | 1994 | 1 | |
| Kanter, Catherine | Catherine Kanter | Actor | 1994 - 1995 | 6 | |
| Killick, David | David Killick | Actor | 1994 - 1996 | 15 | |
| Kükemezey, Vilma | Vilma Kükemezey | Actor | 1890 | 2 | |
| Kaczér, Nina | Nina Kaczér | Actor | 1890 - 1891 | 4 | |
| Kyd, Susan | Susan Kyd | Actor | 1980 | 1 | |
| Kahra, Kalevi | Kalevi Kahra | Actor | 1966 - 1980 | 4 | 1 |
| Kangas, Kaija | Kaija Kangas | Actor | 1980 | 1 | |
| Kujanpää, Ari | Ari Kujanpää | Actor | 1980 | 1 | |
| Kratz, Steve | Steve Kratz | Actor | 1994 - 2007 | 3 | 1 |
| Kanzaki, Ai | Ai Kanzaki | Actor | 1980 | 1 | |
| Kotsovoulou, Alina | Alina Kotsovoulou | Actor | 1994 | 1 | |
| Kourtaki, Dioni | Dioni Kourtaki | Actor | 2014 | 1 | |
| Kaletsanos, Ieronimos | Ieronimos Kaletsanos | Actor | 2014 - 2023 | 6 | |
|
|
