| Kavoukidis, Nikos | Nikos Kavoukidis | Lighting Designer | 2007 - 2008 | 2 | |
| Kavoukidi, Maria | Maria Kavoukidi | Actor | 2007 - 2008 | 2 | |
| Kronfli, Karim | Karim Kronfli | Actor | 2006 | 1 | |
| Karobath, Eva | Eva Karobath | Costume Designer | 2006 | 2 | |
| Körmendy, Dezsö | Dezsö Körmendy | Actor | 2006 | 2 | |
| Kukkonen, Kari | Kari Kukkonen | Actor | 2006 | 1 | |
| Kuropatová, Lucie | Lucie Kuropatová | Costume Designer, Designer | 2006 | 2 | |
| King, Sharon | Sharon King | Actor | 2006 | 1 | |
| Krohn, Marcel | Marcel Krohn | Actor | 2006 | 4 | |
| Kuiper, Pieter | Pieter Kuiper | Actor | 2006 | 4 | |
| Kromer, Konstanze | Konstanze Kromer | Actor | 2006 | 4 | |
| Klünder, Ingo | Ingo Klünder | Actor | 2006 - 2007 | 2 | |
| Kuivasto, Marjatta | Marjatta Kuivasto | Designer | 2006 | 1 | |
| Kingham, James | James Kingham | Actor | 2006 | 1 | |
| Klugman, Cecilia | Cecilia Klugman | Sound Designer | 2007 | 1 | |
| Kenward, Kate | Kate Kenward | Costume Designer | 2007 | 1 | |
| Kamara, Myrna | Myrna Kamara | Dancer | 2007 | 1 | |
| Koppel, Pelle | Pelle Koppel | Dramaturg | 2007 | 1 | |
| Kustermann, Otto | Otto Kustermann | Actor, Director | 1910 - 1917 | 8 | |
| Kaithern, Robert | Robert Kaithern | Actor | 2007 | 1 | |
| Karsheh, El, Nina | Nina El Karsheh | Actor | 2006 | 1 | |
| Kazubko, Friedhardt | Friedhardt Kazubko | Actor | 2006 | 1 | |
| Kaiser, Paul | Paul Kaiser | Actor | 2006 | 1 | |
| Kondo, Haruna | Haruna Kondo | Actor, Director | 2006 | 4 | |
| Kubota, Ryoko | Ryoko Kubota | Actor | 2006 | 1 | |
| Koodres, Siiri | Siiri Koodres | Actor | 2006 | 1 | |
| Kapinus, Katrin | Katrin Kapinus | Actor | 2006 | 1 | |
| Kaškovskaja, Julia | Julia Kaškovskaja | Actor | 2006 | 2 | |
| Kikulis, Kristaps | Kristaps Kikulis | Actor | 2006 | 1 | |
| Kimbrell, Marketta | Marketta Kimbrell | Assistant Director | 1989 - 2006 | 3 | |
| Kazanavičius, Aleksas | Aleksas Kazanavičius | Actor | 2006 - 2007 | 2 | |
| Kyriakidou, Anna | Anna Kyriakidou | Actor | 2006 | 1 | |
| Kalogeraki, Paraskevi | Paraskevi Kalogeraki | Actor | 2006 | 1 | |
| Kollaros, Nikos | Nikos Kollaros | Composer | 2006 | 1 | |
| Kelly, Christina | Christina Kelly | Actor | 2006 | 1 | |
| Kotin, Adam | Adam Kotin | Actor | 2006 | 1 | |
| Kipperberg, Gry | Gry Kipperberg | Dancer | 2006 | 1 | |
| Kurata, Tatayo | Tatayo Kurata | Actor | 2006 | 1 | |
| Knüpfer, Felix | Felix Knüpfer | Actor, Director | 1909 - 1923 | 4 | |
| Kluth, Daniel | Daniel Kluth | Actor | 2006 | 10 | |
| Klammer, Michael | Michael Klammer | Actor | 2006 - 2008 | 3 | |
| Knorre, Martha | Martha Knorre | Actor | 1919 | 1 | |
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