| Kłopocki, Włodzimierz | Włodzimierz Kłopocki | Actor | 1971 | 1 | |
| Kwaśniewska, Sława | Sława Kwaśniewska | Actor | 1971 | 1 | |
| Kolstad, Kirsti | Kirsti Kolstad | Actor | 1971 - 1973 | 45 | |
| Klouman, Borghild | Borghild Klouman | Actor | 1928 - 1931 | 9 | |
| Kasten, Thomas | Thomas Kasten | Actor | 1973 - 2014 | 6 | |
| Kilian, Rosemarie | Rosemarie Kilian | Actor | 1966 - 1974 | 2 | |
| Kosugi, Yoshio | Yoshio Kosugi | Actor | 1925 - 1928 | 2 | |
| Kaupiņa, Mirdza | Mirdza Kaupiņa | Actor | 1928 | 1 | |
| Kump, Mary Helen | Mary Helen Kump | Actor | 1928 | 1 | |
| Knoblauch, William | William Knoblauch | Actor | 1928 - 1956 | 6 | |
| Kancellary, Roger | Roger Kancellary | Actor | 1928 | 1 | |
| Kristoffersen, Knute | Knute Kristoffersen | Actor | 1928 | 1 | |
| Kihle, Aase | Aase Kihle | Actor | 1928 | 14 | |
| Kimmestad, Elna | Elna Kimmestad | Actor | 1947 - 1980 | 12 | |
| Kavenaugh, Dorrie | Dorrie Kavenaugh | Actor | 1977 | 1 | |
| Kiss, Irén | Irén Kiss | Actor | 1928 | 3 | |
| Kent, Sherryn | Sherryn Kent | Actor | 1973 | 1 | |
| Knauthe, Günther | Günther Knauthe | Actor | 1973 | 1 | |
| Koolschijn, Hugo | Hugo Koolschijn (Hugo Koolschijn) | Actor | 1973 - 2003 | 39 | 1 |
| Kaiser, - | - Kaiser | Actor | 1928 | 1 | |
| Kotzé, J. | J. Kotzé | Actor | 1928 | 1 | |
| Kreysern, Eberhard | Eberhard Kreysern | Actor | 1920 - 1928 | 2 | |
| Krogh, Arne | Arne Krogh | Actor | 1928 - 1935 | 3 | |
| Kingsley, Susan, Cardwell | Susan Cardwell Kingsley | Actor | 1972 | 1 | |
| Klein, Barbara | Barbara Klein | Actor | 1975 - 1991 | 2 | |
| Klingenberg, Axel | Axel Klingenberg | Actor | 1975 | 1 | |
| Kämpfer, Julika | Julika Kämpfer (Julika Kämpfer) | Actor | 1973 | 1 | |
| Kepich, Holger | Holger Kepich (Holger Kepich) | Actor | 1973 | 1 | |
| Kayser, Frode | Frode Kayser | Actor | 1978 | 1 | |
| König, Wilhelm | Wilhelm König (Wilhelm König) | Actor | 1960 - 1973 | 3 | |
| Kohlund, Christian | Christian Kohlund (Christian Kohlund) | Actor | 1973 | 1 | |
| Karlsson, Jon | Jon Karlsson | Actor | 2006 | 2 | 1 |
| Klinga, Elin | Elin Klinga | Actor | 2006 | 2 | |
| Koné, Manibi | Manibi Koné | Actor | 2002 | 2 | |
| Kruse, Jan | Jan Kruse | Actor | 1998 | 2 | |
| Keresztes, Tamás | Tamás Keresztes | Actor | 2007 - 2019 | 9 | 1 |
| Kovács, Angela | Angela Kovács | Actor | 1991 - 2013 | 28 | |
| Kammer, Friederike | Friederike Kammer | Actor | 2003 - 2007 | 6 | 1 |
| Kröger, Ruth Marie | Ruth Marie Kröger | Actor | 2000 - 2007 | 7 | |
| Kitzl, Albert | Albert Kitzl | Actor | 1966 - 2008 | 13 | |
| Klintrup, Anna-Maria | Anna-Maria Klintrup | Actor | 1995 - 1996 | 2 | |
| Kiiskinen, Vera | Vera Kiiskinen | Actor | 1995 - 1996 | 2 | |
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