| Anselme-Mathieu, Cédric | Cédric Anselme-Mathieu | Actor | 2003 - 2005 | 2 | |
| Arzoglou, Kostas | Kostas Arzoglou | Actor, Director | 1989 - 2005 | 4 | |
| Arnke, Jan-Hinnerk | Jan-Hinnerk Arnke | Actor | 2003 - 2009 | 7 | |
| Apelt, Martin | Martin Apelt | Dramaturg | 2001 | 1 | |
| Akasoglou, Martha | Martha Akasoglou | Actor | 2003 | 1 | |
| A. O'Connell, Robert | Robert A. O'Connell | Director | 2003 | 1 | |
| Abouzelof, Sarah | Sarah Abouzelof | Actor, Costume Designer | 2015 | 3 | |
| Aukan, Vegard | Vegard Aukan | Actor | 2015 | 2 | |
| Artén, Mikaela | Mikaela Artén | Mask Maker | 2001 | 1 | |
| Anthony, Jillian Elizabeth | Jillian Elizabeth Anthony | Actor | 2003 | 1 | |
| Altman, David | David Altman | Actor | 2001 | 1 | |
| Ambrus, András | András Ambrus | Actor | 1958 | 2 | |
| Almási, József | József Almási | Actor | 1958 | 2 | |
| Aasmundstad, Inger | Inger Aasmundstad | Actor | 1989 | 1 | |
| Andresen, Tommy | Tommy Andresen | Designer | 2015 | 1 | |
| Aretz, Rolf | Rolf Aretz | Actor | 2001 | 1 | |
| Apostolopoulos, Kimonas | Kimonas Apostolopoulos | Actor | 2003 | 1 | |
| António, Carlos | Carlos António | Actor | 2015 | 1 | |
| Arany, Kató | Kató Arany | Actor | 1976 | 2 | |
| Ahmet, Sue | Sue Ahmet | Actor | 2001 | 2 | |
| Ambler, Kate | Kate Ambler | Actor | 2001 | 4 | |
| Albert, Éva , Almásy | Éva Almásy Albert | Actor | 1976 | 1 | |
| Alvarez, Fernando | Fernando Alvarez | Costume Designer, Designer | 2015 | 2 | |
| Antunes, Nicolau | Nicolau Antunes | Dancer | 2015 | 1 | |
| Abreu, Filipe | Filipe Abreu | Actor | 2015 | 1 | |
| Aghakishiyeva, Simuzar | Simuzar Aghakishiyeva | Actor | 2003 | 1 | |
| Abel, Leah | Leah Abel | Actor | 2003 | 1 | |
| Arcenas, Loy | Loy Arcenas | Designer, Director | 2001 | 2 | |
| Allen, Robert | Robert Allen | Director | 2001 | 1 | |
| Augustin-Huber, Anita | Anita Augustin-Huber | Dramaturg | 2003 | 2 | |
| Aitken, Charles | Charles Aitken | Actor | 2003 | 1 | |
| Annan, Jotham | Jotham Annan | Actor | 2003 | 2 | |
| Avass, Attila | Attila Avass | Actor | 2007 | 4 | |
| Andersson, Miranda | Miranda Andersson | Actor | 2003 | 1 | |
| Anell, Linnea | Linnea Anell | Actor | 2003 | 2 | |
| Axelsson, Myriel | Myriel Axelsson | Actor | 2003 | 1 | |
| Arshamian, Edward | Edward Arshamian | Actor, Designer | 2003 | 2 | |
| A. Paterson, Robin | Robin A. Paterson | Lighting Designer | 2003 | 1 | |
| Albert, Csilla | Csilla Albert | Actor | 2008 - 2019 | 7 | |
| A. Russell, Jefferson | Jefferson A. Russell | Actor | 2003 | 1 | |
| Angelella, Marianne | Marianne Angelella | Actor | 2003 | 1 | |
| Appleyard, Amy | Amy Appleyard | Lighting Designer | 1999 - 2001 | 2 | |
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