| Trümpler, Sophie | Sophie Trümpler | Actor | 1975 | 1 | |
| Truty, Marie | Marie Truty | Actor | 1975 | 1 | |
| Tan, Bie Giok | Bie Giok Tan | Costume Designer | 1975 | 1 | |
| Tank, Heinz W. | Heinz W. Tank | Mask Maker | 1975 | 1 | |
| Tindall, Marcia | Marcia Tindall | Actor | 1975 | 1 | |
| Taggart, Leo | Leo Taggart | Actor | 1975 | 1 | |
| Terreno, Patrizia | Patrizia Terreno | Actor | 1975 | 10 | |
| Tosco, Beppe | Beppe Tosco | Actor | 1975 | 10 | |
| Thomson, Gordon | Gordon Thomson | Actor | 1975 | 1 | |
| Turina, Drago | Drago Turina | Designer | 1975 | 1 | |
| Tsikliropoulos, Christos | Christos Tsikliropoulos | Actor | 1975 | 4 | |
| Träbig, Ilse | Ilse Träbig | Costume Designer, Designer | 1975 | 2 | |
| Thomas, Madoline | Madoline Thomas | Actor | 1975 | 1 | |
| Tapper, Yrjö | Yrjö Tapper | Designer | 1975 | 1 | |
| Tudor, Jennifer | Jennifer Tudor | Actor | 1975 | 1 | |
| Tilley, John | John Tilley | Designer | 1975 | 1 | |
| Thau, Jochen | Jochen Thau | Actor | 1975 | 1 | |
| Tesche, Max | Max Tesche | Actor | 1975 | 1 | |
| Thrane, Edith | Edith Thrane | Actor | 1975 | 1 | |
| Tonello, Cristina | Cristina Tonello | Actor | 1975 | 1 | 1 |
| Tramba, Josef | Josef Tramba | Actor | 1975 | 1 | |
| Tighe, Ann Marie | Ann Marie Tighe | Actor | 1975 | 1 | |
| Tarragano, Maurice | Maurice Tarragano | Actor | 1975 | 2 | |
| Tester, Ted | Ted Tester | Designer, Director | 1975 | 2 | |
| Torgersen, Tom B. | Tom B. Torgersen | Assistant Director | 1975 | 1 | |
| Torino, Margarita | Margarita Torino | Actor | 1975 | 1 | |
| Tebar, Juan | Juan Tebar | Adaptation | 1975 | 1 | |
| Thorwald, Achim | Achim Thorwald | Director | 1975 - 1977 | 2 | |
| Tietze, Renate | Renate Tietze | Choreographer | 1975 - 1978 | 2 | |
| Titze, Sebastian | Sebastian Titze | Costume Designer, Designer | 1975 - 1995 | 4 | |
| Tsonos, Kostis | Kostis Tsonos | Director | 1975 - 1999 | 3 | |
| Trenskow, Ebbe | Ebbe Trenskow | Actor | 1975 - 2002 | 8 | 1 |
| Tasca, Diane | Diane Tasca | Actor, Producer | 1975 - 2007 | 2 | |
| Terplan, Marianne | Marianne Terplan | Choreographer | 1976 | 1 | |
| Tomanová, Jana | Jana Tomanová | Choreographer | 1976 | 1 | |
| Teather, Dorothy | Dorothy Teather | Actor | 1976 | 1 | |
| Teather, Janet | Janet Teather | Actor | 1976 | 1 | |
| Todisco, Paolo | Paolo Todisco | Director | 1976 | 4 | |
| Ter-Arutunian, Rouben | Rouben Ter-Arutunian | Costume Designer, Designer | 1976 | 2 | |
| Tartaix, Raoul | Raoul Tartaix | Lighting Designer | 1976 | 1 | |
| Toledo, Raquel | Raquel Toledo | Actor | 1976 | 1 | |
| Tomczak, Krystian | Krystian Tomczak | Actor | 1976 | 1 | |
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