| Ungureanu, Eugen | Eugen Ungureanu | Actor | 1974 | 1 | |
| Uţă, Ion | Ion Uţă | Actor | 1974 | 1 | |
| Uhl, Wolfgang | Wolfgang Uhl | Actor | 1973 | 1 | |
| Uritescu, Valentin | Valentin Uritescu | Actor | 1972 - 2004 | 9 | |
| Ueding, Walter | Walter Ueding | Actor | 1972 - 1986 | 2 | |
| Uherek, Milan | Milan Uherek | Conductor, Musical Director | 1972 - 1985 | 2 | |
| Unger, Hans | Hans Unger | Actor | 1972 | 2 | |
| Ullmann, Karl-Heinz | Karl-Heinz Ullmann | Actor | 1972 | 1 | |
| Ulmeni, George | George Ulmeni | Actor | 1972 | 1 | |
| Ugrinov, Persida | Persida Ugrinov | Actor | 1972 | 1 | |
| Ugrinov, Aleksandar | Aleksandar Ugrinov | Actor | 1972 | 1 | |
| Udvaros, Béla | Béla Udvaros | Director | 1971 - 1999 | 2 | |
| Urquijo, Hugo | Hugo Urquijo | Translator | 1971 - 1972 | 2 | |
| Ulrich, Rani, Denise | Rani Denise Ulrich | Costume Designer | 1971 | 1 | |
| Ullmann, Volker | Volker Ullmann | Actor | 1971 | 1 | |
| Umlauf, Brigitte | Brigitte Umlauf | Actor | 1971 | 1 | |
| Uterwijk, Henk | Henk Uterwijk | Actor | 1971 | 1 | |
| Ussher, Richard | Richard Ussher | Actor | 1970 | 1 | |
| Ungureanu, Constantin | Constantin Ungureanu | Lighting Designer | 1969 - 1979 | 2 | |
| Utzerath, Hansjörg | Hansjörg Utzerath | Director | 1969 | 1 | |
| Uramowicz, Andrzej | Andrzej Uramowicz | Director | 1969 | 1 | |
| Uță, Silvia | Silvia Uță | Actor | 1969 | 1 | |
| Utsi, Nils | Nils Utsi | Actor, Adaptation, Translator | 1968 - 2011 | 59 | 1 |
| Uren, Joyce | Joyce Uren | Actor | 1968 | 1 | |
| Urabe, Makoto | Makoto Urabe | Costume Designer | 1968 | 1 | |
| Uvarova, Elizaveta | Elizaveta Uvarova | Actor | 1968 | 1 | |
| Uskov, Vladimir | Vladimir Uskov | Actor | 1968 | 1 | |
| Uimonen, Virpi | Virpi Uimonen | Actor | 1967 - 1987 | 3 | |
| Utješanović, Đuro | Đuro Utješanović | Actor | 1967 | 1 | |
| Ullrich, Kurt | Kurt Ullrich | Actor | 1967 | 2 | |
| Urdea, Cristina | Cristina Urdea | Costume Designer, Designer | 1967 | 2 | |
| Urbánková, Míla | Míla Urbánková | Actor | 1966 | 1 | |
| Uhlig, Rainer | Rainer Uhlig | Actor | 1966 | 2 | |
| Uddén, Gunnar | Gunnar Uddén | Actor | 1965 - 2002 | 33 | 1 |
| Urbancic, Elisabeth | Elisabeth Urbancic | Costume Designer | 1965 - 1979 | 2 | |
| Uchimura, Naoya | Naoya Uchimura | Director, Translator | 1965 - 1968 | 5 | 1 |
| Ungár, Kati | Kati Ungár | Actor | 1965 | 1 | |
| Ullrich-Langguth, Erny | Erny Ullrich-Langguth | Actor | 1965 | 1 | |
| Ulrich, Adolf | Adolf Ulrich | Costume Designer | 1965 | 1 | |
| Uzman, Umran | Umran Uzman | Director | 1965 | 1 | |
| Uranga, Merche | Merche Uranga | Actor | 1965 | 1 | |
| Ursu, Melania | Melania Ursu | Actor | 1964 - 1965 | 2 | |
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