| Kuzyszyn, Ryszard | Ryszard Kuzyszyn | Designer | 1971 | 1 | |
| Kłopocki, Włodzimierz | Włodzimierz Kłopocki | Actor | 1971 | 1 | |
| Kwaśniewska, Sława | Sława Kwaśniewska | Actor | 1971 | 1 | |
| Krogstad, Jenny | Jenny Krogstad | Mask Maker | 1971 | 1 | |
| Kirkenær, Jorunn | Jorunn Kirkenær (Jorunn Kirkenaer) | Choreographer | 1971 | 21 | |
| Kazanjian, Brian | Brian Kazanjian | Actor | 1971 | 1 | |
| Kagan, Diane | Diane Kagan | Actor | 1971 | 1 | |
| Krügener, Hartmut | Hartmut Krügener | Designer | 1971 | 1 | |
| Klawa, Laonte | Laonte Klawa | Designer | 1971 | 2 | |
| Koltschakova, Magda | Magda Koltschakova | Actor | 1971 | 1 | |
| Krijn, Sari | Sari Krijn | Actor | 1971 | 1 | |
| Kennedy, Gary | Gary Kennedy | Actor | 1971 | 1 | |
| Kernan, Alvin | Alvin Kernan | Actor | 1971 | 1 | |
| Kessler, Evelyn | Evelyn Kessler | Actor | 1971 | 1 | |
| Koepke, Ewald | Ewald Koepke | Actor | 1971 | 1 | |
| Karatzas, Nikos | Nikos Karatzas | Actor | 1971 | 1 | |
| Klaus, Hans | Hans Klaus | Actor | 1971 | 1 | 1 |
| Korad, Asuman | Asuman Korad | Director | 1971 | 1 | |
| Kırhan, Yıldırım | Yıldırım Kırhan | Conductor | 1971 | 1 | |
| Kelland, John | John Kelland | Actor | 1971 | 1 | |
| Kolstad, Kirsti | Kirsti Kolstad | Actor | 1971 - 1973 | 45 | 1 |
| Kirchstein, Rüdiger | Rüdiger Kirchstein | Actor | 1971 - 1973 | 10 | |
| Kuhlmann, Klaus-Harald | Klaus-Harald Kuhlmann | Actor | 1971 - 1973 | 4 | |
| Karagiorgis, Klearchos | Klearchos Karagiorgis | Director | 1971 - 1973 | 2 | |
| Körmendi, János | János Körmendi | Actor | 1971 - 1975 | 4 | |
| Koltai, János | János Koltai | Actor | 1971 - 1975 | 2 | |
| Kückelmann, Gertrud | Gertrud Kückelmann | Actor | 1971 - 1976 | 4 | 1 |
| Kratz, Monika | Monika Kratz | Costume Designer | 1971 - 1976 | 2 | |
| Klein, Frieder | Frieder Klein | Designer | 1971 - 1979 | 2 | |
| Kroll, Horst | Horst Kroll | Actor | 1971 - 1979 | 3 | |
| Kolar, Helmuth | Helmuth Kolar | Actor | 1971 - 1980 | 2 | |
| Kühnen, Maria | Maria Kühnen | Actor | 1971 - 1982 | 3 | |
| Krejcir, Elisabeth | Elisabeth Krejcir | Actor | 1971 - 1985 | 3 | |
| Knoph, Håvard | Håvard Knoph | Actor | 1971 - 1993 | 2 | |
| Kolbræk, Marit | Marit Kolbræk | Actor | 1971 - 2006 | 6 | 1 |
| Kuhl, Jochen | Jochen Kuhl | Actor | 1971 - 2011 | 3 | |
| Kardaś, Grzegorz | Grzegorz Kardaś | Composer | 1972 | 1 | |
| Koppenhöfer, Bodo Issel | Bodo Issel Koppenhöfer | Actor | 1972 | 1 | |
| Korycka, Danuta | Danuta Korycka | Actor | 1972 | 1 | |
| Kingsley, Susan, Cardwell | Susan Cardwell Kingsley | Actor | 1972 | 1 | |
| Koutsoudaki, Christina | Christina Koutsoudaki | Actor | 1972 | 1 | |
| Kovatzi-Skaltsa, Rena | Rena Kovatzi-Skaltsa | Musical Director | 1972 | 1 | |
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