| Auskaps, Karlis | Karlis Auskaps | Actor, Director | 1975 - 1993 | 2 | |
| Alberty, Max | Max Alberty | Actor, Director | 1908 - 1909 | 12 | |
| Andersen, Arnold | Arnold Andersen | Actor, Director | 1917 | 14 | |
| Arens, Babett | Babett Arens | Actor, Director | 1983 - 2012 | 22 | |
| Andress, Carl | Carl Andress | Actor, Director | 2000 - 2024 | 6 | 1 |
| Albright, Dale | Dale Albright | Actor, Director | 2012 - 2018 | 2 | |
| Angelou, Christos | Christos Angelou | Actor, Director | 1989 | 3 | |
| Avogadro, Mauro | Mauro Avogadro | Actor, Director | 1980 - 2020 | 26 | 2 |
| Alurralde, Raul Sosa | Raul Sosa Alurralde | Actor, Director | 1995 | 2 | 1 |
| Aro, Matti | Matti Aro | Actor, Director | 1954 - 1967 | 2 | 1 |
| Apáthi, Imre | Imre Apáthi | Actor, Director | 1941 - 1948 | 2 | 1 |
| Arzoglou, Kostas | Kostas Arzoglou | Actor, Director | 1989 - 2005 | 4 | |
| Akers, Janice | Janice Akers | Actor, Director | 1999 - 2009 | 2 | |
| Altamura, Michele | Michele Altamura | Actor, Director | 2016 | 8 | |
| Albright, H. Darkes | H. Darkes Albright | Actor, Director | 1932 - 1959 | 5 | 1 |
| Anderson, Leslie | Leslie Anderson | Actor, Director | 1932 - 1957 | 4 | |
| Ankrum, Morris | Morris Ankrum | Actor, Director | 1932 - 1933 | 2 | |
| Allan, Martha | Martha Allan | Actor, Director | 1933 | 4 | |
| Auer, Ludwig | Ludwig Auer | Actor, Director | 1920 | 2 | |
| Adam, Elias | Elias Adam | Actor, Director | 2018 | 2 | |
| Alexander, Camron | Camron Alexander | Actor, Director | 2018 | 2 | |
| Abuba, Ernest | Ernest Abuba | Actor, Director | 2021 | 2 | |
| Aspeli, Yngvild | Yngvild Aspeli | Actor, Director | 2023 - 2025 | 34 | 1 |
| Ayliff, H. K. | H. K. Ayliff | Actor, Director, Producer | 1912 - 1926 | 7 | |
| Aoyama, Sugisaku | Sugisaku Aoyama | Actor, Director, Translator | 1913 - 1987 | 18 | |
| Azar, Omar, Abi | Omar Abi Azar | Actor, Dramaturg | 2013 - 2022 | 2 | |
| Ancharaj, Vishal | Vishal Ancharaj | Actor, Lighting Designer | 2008 | 2 | |
| Arnold, Tyler | Tyler Arnold | Actor, Lighting Designer | 2012 | 2 | |
| Andersson, Anna | Anna Andersson | Actor, Mask Maker | 2000 - 2022 | 9 | 1 |
| Azad, Abul Kalam | Azad Abul Kalam (Abul Kalam Azad) | Actor, Musician | 1999 - 2002 | 4 | |
| Akuru, Thomas, Dyani | Thomas Dyani Akuru | Actor, Musician | 1989 | 3 | |
| Arntzen, Helene | Helene Arntzen | Actor, Musician | 2012 - 2018 | 64 | |
| Antonini, Guillaume | Guillaume Antonini | Actor, Musician | 2012 - 2018 | 32 | |
| Asensio, Diego | Diego Asensio | Actor, Musician | 2012 - 2018 | 64 | |
| Ahrnling-Bååth, Jenny | Jenny Ahrnling-Bååth | Actor, Musician | 2001 | 2 | |
| Astermark, Alexander | Alexander Astermark | Actor, Musician | 2001 | 2 | |
| Au-Yeung, Charmaine | Charmaine Au-Yeung | Actor, Musician | 2022 | 2 | |
| Arundale, Sybil | Sybil Arundale | Actor, Producer | 1925 - 1930 | 9 | 1 |
| Alexander, Liv | Liv Alexander | Actor, Producer | 1989 | 2 | |
| Aaby, Margrethe | Margrethe Aaby | Actor, Producer | 2008 - 2016 | 5 | 4 |
| Aaserud, Martin | Martin Aaserud | Actor, Sound Designer | 2009 - 2011 | 7 | |
| Asp, Hilda | Hilda Asp | Actor, Translator | 1883 - 1908 | 8 | 1 |
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