| Kampestuen, Akiko | Akiko Kampestuen (Akiko Kampestuen) | Mask Maker | 1990 | 1 | |
| Knudsen, Roy | Roy Knudsen (Roy Knudsen) | Sound Designer | 1990 - 2001 | 5 | |
| Kleiven, Nils | Nils Kleiven (Nils Kleiven) | Actor | 1990 - 1998 | 21 | |
| Korstad, Magne | Magne Korstad (Magne Korstad) | Actor, Dancer | 1989 - 2004 | 24 | |
| Korstad, Ruth | Ruth Korstad (Ruth Korstad) | Actor, Dancer | 1989 - 2004 | 25 | |
| Kiønig, Carl Jørgen | Carl Jørgen Kiønig (Carl Jørgen Kiønig) | Adaptation, Composer, Director, Musician | 1976 - 2010 | 12 | |
| Kvamme, Bodil | Bodil Kvamme (Bodil Kvamme) | Adaptation, Designer, Dramaturg | 1990 - 2009 | 31 | |
| Krigsvoll, Anne | Anne Krigsvoll (Anne Krigsvoll) | Actor | 1985 - 2020 | 19 | |
| Kolsrud, Lasse | Lasse Kolsrud (Lasse Kolsrud) | Actor | 1991 - 2013 | 77 | |
| Klein, Lohne | Lohne Klein (Lohne Klein) | Actor | 1991 | 1 | |
| Kleiven, Jostein | Jostein Kleiven (Jostein Kleiven) | Actor | 1989 - 1998 | 10 | |
| Kolstad, Mette | Mette Kolstad (Mette Kolstad) | Actor | 1946 | 1 | |
| Kolstad, Gjertrud | Gjertrud Kolstad (Gjertrud Kolstad) | Actor | 1957 | 1 | |
| Kaas, Low | Low Kaas (Low Kaas) | Costume Designer | 1959 - 1966 | 3 | |
| Kristiansen, Thor Inge | Thor Inge Kristiansen (Thor Inge Kristiansen) | Actor | 1949 - 1974 | 9 | |
| Konthe, Thomas | Thomas Konthe (Thomas Konthe) | Actor | 1973 | 1 | |
| Keyworth, John | John Keyworth (John Keyworth) | Actor | 1983 | 1 | |
| Kolstad, Lasse | Lasse Kolstad (Lasse Kolstad) | Actor | 1945 - 2002 | 64 | |
| Kristensen, John Sigurd | John Sigurd Kristensen (John Sigurd Kristensen) | Actor | 1986 - 2016 | 99 | |
| Kolstad, Henki | Henki Kolstad (Henki Kolstad) | Actor | 1938 - 1996 | 13 | |
| Komine, Lily | Lily Komine (Lily Komine) | Costume Designer | 1990 - 1994 | 4 | |
| Karlsen, Jens Petter | Jens Petter Karlsen (Jens Petter Karlsen) | Actor | 1991 | 1 | |
| Kruse, Bjørn H. | Bjørn H. Kruse (Bjørn H. Kruse) | Composer | 1991 | 38 | |
| Kwetzinsky, Joachim Kjelsaas | Joachim Kjelsaas Kwetzinsky (Joachim Kjelsaas Kwetzinsky) | Actor | 1991 | 12 | |
| Kleiven, Helge | Helge Kleiven (Helge Kleiven) | Actor | 1992 | 2 | |
| Knudsen, Jørgen | Jørgen Knudsen (Jørgen Knudsen) | Actor, Composer, Musical Director, Musician | 1988 - 2007 | 83 | |
| Kyrkjebø, Sissel | Sissel Kyrkjebø (Sissel Kyrkjebø) | Actor | 1993 | 4 | |
| Keyser, Dorthe Mowinckel | Dorthe Mowinckel Keyser (Dorthe Mowinckel Keyser) | Actor, Costume Designer | 1985 - 1993 | 5 | |
| Knutsen, Arne | Arne Knutsen (Arne Knutsen) | Actor | 1978 - 2006 | 6 | |
| Knoph, Håvard | Håvard Knoph (Håvard Knoph) | Actor | 1971 - 1993 | 2 | |
| Kopperud, Trond | Trond Kopperud (Trond Kopperud) | Composer | 1993 | 12 | |
| Kokkinn, Anne Marit | Anne Marit Kokkinn (Anne Marit Kokkinn) | Actor | 1993 - 1994 | 2 | |
| Knoph, Marius | Marius Knoph (Marius Knoph) | Actor | 1993 | 1 | |
| Koreh, Lina | Lina Koreh (Lina Koreh) | Actor | 1993 | 1 | |
| Kristiansen, Anne | Anne Kristiansen (Anne Kristiansen) | Actor | 1994 | 1 | |
| Korstad, Liv Jorunn | Liv Jorunn Korstad (Liv Jorunn Korstad) | Actor | 1994 - 2001 | 9 | |
| Kleiven, Maren Eline | Maren Eline Kleiven (Maren Eline Kleiven) | Actor | 1994 | 1 | |
| Kringstad, Åse | Åse Kringstad (Åse Kringstad) | Actor | 1994 - 1998 | 10 | |
| Kiran, Stein | Stein Kiran (Stein Kiran) | Actor | 1994 - 2019 | 7 | |
| Kydland, Anne Jorunn | Anne Jorunn Kydland (Anne Jorunn Kydland) | Actor, Costume Designer, Designer, Director, Sound Designer | 1978 - 2013 | 7 | |
| Karlsen, Torgeir | Torgeir Karlsen (Torgeir Karlsen) | Costume Designer, Mask Maker | 1995 - 1997 | 5 | |
| Kingshill, Sophia | Sophia Kingshill (Sophia Kingshill) | Adaptation | 1995 - 1996 | 2 | |
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