| Tollefsen, Marit | Marit Tollefsen | Actor | 1997 - 2006 | 10 | |
| Tanaka, Kikuo | Kikuo Tanaka | Lighting Designer | 1997 - 2006 | 5 | |
| Tombre, Jon | Jon Tombre | Adaptation, Director | 1997 - 2008 | 28 | |
| Trayling, Susie | Susie Trayling | Actor | 1997 - 2008 | 3 | |
| Telgenkämper, Edmund | Edmund Telgenkämper | Actor | 1997 - 2022 | 6 | |
| Texnæs, Kyrre | Kyrre Texnæs | Actor | 1998 | 2 | |
| Thomassen, Kenneth | Kenneth Thomassen | Actor | 1998 | 10 | |
| Tehrani, Henrik | Henrik Tehrani | Actor | 1998 | 1 | |
| Thoresen, Anine | Anine Thoresen | Actor | 1998 | 1 | |
| Tavares Marques, Fernando | Fernando Tavares Marques | Actor | 1998 | 2 | |
| Teti, Tom | Tom Teti | Actor | 1998 | 1 | |
| Tommy, Liesl | Liesl Tommy | Actor | 1998 | 2 | |
| Tallman, Matt | Matt Tallman | Actor | 1998 | 1 | |
| Tóth, Levente | Levente Tóth | Actor | 1998 | 1 | |
| Touraille, Guy | Guy Touraille | Actor | 1998 | 1 | |
| Thomas, Holly | Holly Thomas | Dramaturg | 1998 | 1 | |
| Trevisi, Graziano | Graziano Trevisi | Actor | 1998 | 1 | |
| Trenta, Paolo | Paolo Trenta | Adaptation, Director | 1998 | 2 | |
| Todd, Raymond | Raymond Todd | Actor | 1998 | 1 | |
| Tureen, Rufus | Rufus Tureen | Actor | 1998 | 1 | |
| Tompkins, Joel | Joel Tompkins | Adaptation | 1998 | 1 | |
| Tateno, Motohiko | Motohiko Tateno | Actor | 1998 | 1 | |
| Takahashi, Nobuko | Nobuko Takahashi | Actor | 1998 | 1 | |
| Taylor, John | John Taylor | Actor | 1998 | 1 | |
| Turba, Verena | Verena Turba | Actor | 1998 | 1 | |
| Tauschwitz, Lukas | Lukas Tauschwitz | Actor | 1998 | 1 | |
| Takkinen, Paavo | Paavo Takkinen | Actor | 1998 | 2 | |
| Turner, Patrick | Patrick Turner | Actor | 1998 | 1 | |
| Tempelhoff, Nicki von | Nicki von Tempelhoff | Actor | 1998 | 1 | |
| Tretout, Alain | Alain Tretout | Actor | 1998 | 2 | |
| TenEyck, Karen | Karen TenEyck | Designer | 1998 | 1 | |
| Tryggvason, Guðjón | Guðjón Tryggvason | Actor | 1998 | 1 | |
| Townsend, Justin | Justin Townsend | Sound Designer | 1998 - 1999 | 2 | |
| Thylwe, Halina | Halina Thylwe | Translator | 1998 - 1999 | 2 | |
| Taylor, Leslie | Leslie Taylor | Costume Designer, Designer | 1998 - 1999 | 4 | |
| Tuinman, Peter | Peter Tuinman | Actor | 1998 - 1999 | 2 | |
| Torelli, Laura | Laura Torelli | Actor | 1998 - 2000 | 17 | |
| Tourniaire, Guillaume | Guillaume Tourniaire | Actor | 1998 - 2000 | 3 | |
| Templeton, Joan | Joan Templeton | Dramaturg | 1998 - 2001 | 6 | |
| Takada, Yukiko | Yukiko Takada | Actor | 1998 - 2001 | 4 | |
| Táborský, Martin | Martin Táborský | Actor | 1998 - 2002 | 3 | |
| Thorbjørnsen, Einar | Einar Thorbjørnsen | Composer | 1998 - 2004 | 2 | |
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