| Name | Functions | Event Dates  | Events | Resources | ||
|---|---|---|---|---|---|---|
| Magdalena Thaler | Actor | 1964 | 1 | |||
| Herbert Tauscher | Actor | 1964 | 1 | |||
| Akira Terada | Director | 1964 | 1 | |||
| Asako Takemasa | Designer | 1964 | 1 | |||
| Wenche Thorsby | Actor | 1964 | 1 | |||
| Bill Thompson | Lighting Designer | 1964 | 1 | |||
| Maree Tomasetti | Actor | 1964 | 1 | |||
| John Trinder | Actor | 1964 | 1 | |||
| Hans Treichler | Actor | 1964 | 1 | |||
| Dorothea Thiel | Actor | 1964 | 1 | |||
| Verner Tholsgaard | Actor | 1964 | 1 | |||
| Ion Tifor | Actor | 1964 | 1 | |||
| A. Turcanu | Costume Designer | 1964 | 2 | |||
| Alfredo Tobares | Actor | 1964 | 1 | |||
| Dimitris Terzakis | Composer | 1964 - 1965 | 2 | |||
| Leonard Tucker | Lighting Designer | 1964 - 1965 | 5 | |||
| Christopher Timothy | Actor | 1964 - 1965 | 5 | |||
| Georg Thommesen | Actor | 1964 - 1966 | 30 | |||
| Barbette Tweed | Actor | 1964 - 1967 | 3 | |||
| Elena María Tejeiro | Actor | 1964 - 1968 | 2 | |||
| Bjarne Thomsen | Actor | 1964 - 1982 | 37 | |||
| Antoni Tośta | Designer | 1965 | 1 | |||
| Marie Tardy | Actor | 1965 | 2 | |||
| Mimi Taruskin | Actor | 1965 | 1 | |||
| Miklós F. Tóth | Actor | 1965 | 2 | |||
| Mary Teresi | Actor | 1965 | 1 | |||
| Richard S. Thomsen | Actor | 1965 | 1 | |||
| Annelies Thomas | Director | 1965 | 1 | |||
| Antonín Tázlar | Actor | 1965 | 1 | |||
| Allen Tingey | Actor | 1965 | 1 | |||
| Gillian Tomlin | Actor | 1965 | 1 | |||
| Junnichi Takagi | Director | 1965 | 1 | |||
| Kokichi Tomita | Actor | 1965 | 1 | |||
| Akiko Tako | Actor | 1965 | 1 | |||
| Thanos Tzeneralis | Actor | 1965 - 1966 | 3 | |||
| James Tilton | Designer, Lighting Designer | 1965 - 1967 | 5 | |||
| László Tahi Tóth | Actor | 1965 - 1969 | 2 | |||
| Jaroslav Toť | Actor | 1965 - 1976 | 2 | |||
| David L. Thayer | Lighting Designer | 1965 - 1979 | 2 | |||
| Curth A. Tichy | Actor | 1965 - 1981 | 5 | |||
| Nikitas Tsakiroglou | Actor | 1965 - 2003 | 9 | |||
| Giorgos Tzortzis | Actor | 1965 - 2003 | 7 | |||