| Abramian, Khoren | Khoren Abramian | Actor, Director | 1991 | 4 | 1 |
| Arrambide, Mario | Mario Arrambide | Actor | 1991 | 3 | 1 |
| Amrhein, Christoph | Christoph Amrhein | Actor | 1991 | 1 | |
| Almpanis, Periklis | Periklis Almpanis | Actor | 1991 | 1 | |
| Aldridge, Amanda | Amanda Aldridge | Costume Designer | 1991 | 1 | |
| Arnarsdóttir, Oddný | Oddný Arnarsdóttir | Actor | 1991 | 1 | |
| Alexander, Michael | Michael Alexander | Adaptation, Director | 1991 | 2 | 1 |
| Annand, Adam J. | Adam J. Annand | Actor | 1991 | 1 | |
| Abarca, Marcelo | Marcelo Abarca | Actor | 1991 | 1 | |
| Avery, Robin | Robin Avery | Actor | 1991 | 1 | |
| Arndt, Ines | Ines Arndt | Actor | 1991 | 6 | |
| Antonovica, Astrida | Astrida Antonovica | Translator | 1991 | 1 | 1 |
| Andrina, Ingrīda | Ingrīda Andrina | Actor | 1991 | 1 | |
| Alsberg, Michael | Michael Alsberg | Actor | 1991 | 4 | |
| Arden, Jane | Jane Arden | Actor | 1991 | 1 | |
| Albert, Richard | Richard Albert | Director | 1991 | 1 | 1 |
| Adeilinis, Nikos | Nikos Adeilinis | Costume Designer | 1991 | 1 | |
| Achitz, Roman | Roman Achitz | Actor | 1991 | 1 | |
| Alonso, José | José Alonso | Actor | 1991 | 1 | 1 |
| Armand, Gisken | Gisken Armand | Actor | 1990 - 2021 | 110 | 1 |
| Alcaide, Luis | Luis Alcaide | Lighting Designer | 1990 - 2020 | 4 | |
| Altmann, Olaf | Olaf Altmann | Costume Designer, Designer | 1990 - 2019 | 19 | |
| Adam, Maria | Maria Adam | Translator | 1990 - 2012 | 6 | |
| Abraham, Peter | Peter Abraham | Actor | 1990 - 2010 | 2 | |
| Akerø, Ketil | Ketil Akerø | Designer, Lighting Designer | 1990 - 2000 | 13 | |
| Almqvist-Lovén, Monica | Monica Almqvist-Lovén | Actor | 1990 - 2000 | 2 | |
| Aicher, Marius | Marius Aicher | Actor | 1990 - 1995 | 3 | 1 |
| Allen, Sybil | Sybil Allen | Actor | 1990 - 1994 | 7 | |
| Assing, Christoph | Christoph Assing | Actor | 1990 - 1992 | 2 | |
| Andersen, Torstein | Torstein Andersen | Actor | 1990 - 1992 | 2 | |
| Alm, Anders | Anders Alm | Composer | 1990 - 1992 | 20 | |
| Admiraal, Joop | Joop Admiraal | Actor | 1990 - 1992 | 2 | |
| Albiker, Alexander | Alexander Albiker | Designer | 1990 | 1 | |
| Arai, Mitsugu | Mitsugu Arai | Actor | 1990 | 1 | |
| Archan, Isabella | Isabella Archan | Actor | 1990 | 1 | |
| Anker, Erik | Erik Anker | Actor | 1990 | 1 | |
| Ashman, Mark | Mark Ashman | Dancer | 1990 | 2 | |
| Albinus, Jens | Jens Albinus | Actor | 1990 | 1 | |
| Andersen, Trine, Tue | Trine Tue Andersen | Actor | 1990 | 1 | 1 |
| Anton, William | William Anton | Actor | 1990 | 1 | |
| Aaslestad, Petter | Petter Aaslestad | Adaptation | 1990 | 1 | 1 |
| Astredo, Humbert, Allen | Humbert Allen Astredo | Actor | 1990 | 1 | 1 |
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