| Name | Functions | Event Dates | Events | Resources  | ||
|---|---|---|---|---|---|---|
| Timo Tuominen | Actor | 1997 - 2001 | 4 | |||
| Jorma Tapio | Composer | 1997 | 1 | |||
| Gyula Thuróczy | Actor | 1925 - 1931 | 5 | |||
| Scott Thomas | Actor | 1971 | 1 | |||
| Giusi Tieghi | Actor | 1968 | 2 | |||
| Joseph Totaro | Actor | 1968 | 1 | |||
| Dan Tyra | Actor | 1968 | 1 | |||
| Beverly Ture | Actor | 1968 | 1 | |||
| Barbara Treskatis | Costume Designer | 1968 | 1 | |||
| Martin Trautwein | Actor | 1968 - 1970 | 2 | |||
| Libuše Teubnerová | Actor | 1968 | 1 | |||
| Karel Třebický | Actor | 1968 | 1 | |||
| Knut Thomassen | Director | 1953 - 2006 | 6 | |||
| Martin Truthmann | Actor | 1968 - 1971 | 2 | |||
| Patricia Thompson | Actor | 2008 | 1 | |||
| Rajesh Tailang | Actor, Translator | 2008 | 4 | |||
| Naomi Thornton | Actor | 1968 | 1 | |||
| Jaroslav Tucek | Actor | 1968 - 2012 | 2 | |||
| Betty Tuvén | Actor | 1968 | 1 | |||
| Doreen Taylor | Actor | 1968 | 1 | |||
| Jim Taylor | Actor | 1968 | 2 | |||
| Roger Thomas | Actor | 1968 | 4 | |||
| Ann Tomlinson | Actor | 1968 | 2 | |||
| Chikao Tanaka | Director, Translator | 1950 - 1968 | 3 | |||
| Ichiro Takada | Designer | 1968 | 1 | |||
| Fujiko Takasuga | Actor | 1968 | 1 | |||
| Rubens Teixeira | Actor | 1967 | 1 | |||
| James Tilton | Designer, Lighting Designer | 1965 - 1967 | 5 | |||
| Beate Tschudi | Actor | 1967 | 1 | |||
| Børt-Erik Thoresen | Actor | 1962 - 1967 | 5 | |||
| Foivos Taxiarchis | Actor | 1961 - 1997 | 16 | |||
| Kyoko Tomita | Actor | 1967 | 1 | |||
| Kiyoshi Tanaka | Actor | 1967 | 1 | |||
| Elizabeth Traube | Actor | 1967 | 1 | |||
| Jane Taylor | Actor | 2004 | 1 | |||
| Géza Tordy | Actor | 1989 | 1 | |||
| Türk Volker | Actor | 1966 - 1967 | 6 | |||
| Jeannette Thompson | Actor | 1967 | 1 | |||
| Anne-Marie Treichler | Actor | 1967 | 1 | |||
| José Martín Torre | Choreographer | 2004 - 2006 | 34 | |||
| Hugh Tokeley | Designer | 1967 | 1 | |||
| Ingrid Thorstad | Actor | 1967 | 1 | |||