| Name | Functions | Event Dates  | Events | Resources | ||
|---|---|---|---|---|---|---|
| Lorena Atwood | Actor | 1906 | 1 | |||
| - Amable | Designer | 1906 | 1 | |||
| Jane Atherton | Actor | 1906 | 1 | |||
| Gertrud Arnold | Actor | 1905 - 1923 | 8 | |||
| Manas Anastassov | Actor | 1905 - 1915 | 3 | |||
| Jozef Andrzejewski | Actor | 1905 - 1912 | 3 | |||
| Selma Andersson | Actor | 1905 - 1910 | 2 | |||
| Marian Alma | Actor | 1905 | 1 | |||
| Reinhold Aßmann | Actor | 1905 | 1 | |||
| Heinrich Albers | Actor | 1905 | 2 | |||
| Frances Adler | Actor | 1905 | 1 | |||
| Lottie Alter | Actor | 1905 | 1 | 1 | ||
| Rudolf Anthony | Actor | 1905 | 1 | |||
| Theodor Auzinger | Actor | 1904 - 1917 | 3 | |||
| Theoni Akratou | Actor | 1904 - 1914 | 5 | |||
| Ingrid Andersen | Actor | 1904 - 1909 | 3 | |||
| George Arliss | Actor | 1904 - 1908 | 7 | 1 | ||
| Adelaide Alexander | Actor | 1904 - 1907 | 4 | |||
| Wesley Alleine | Actor | 1904 | 1 | |||
| Ricca Allen | Actor | 1904 | 2 | |||
| Martin L. Alsop | Actor | 1904 | 1 | 1 | ||
| Una Abell-Brinker | Actor | 1904 | 1 | |||
| Rella Ansion | Actor | 1904 | 1 | |||
| Rosa Albach-Retty | Actor | 1903 - 1952 | 20 | 1 | ||
| Helena Arkawin | Actor | 1903 - 1927 | 18 | |||
| - Albrechtson | Composer | 1903 - 1909 | 3 | |||
| Salvador Alarma | Set Designer | 1903 - 1906 | 2 | |||
| Hans Amalfi | Actor | 1903 - 1904 | 2 | |||
| Helene Andersen | Actor | 1903 - 1904 | 6 | |||
| Marion Ashworth | Actor | 1903 - 1904 | 6 | |||
| - Andersen | Composer | 1903 | 2 | |||
| - Axelsson | Actor | 1903 | 1 | |||
| Filia Angelaki | Actor | 1903 | 1 | |||
| Emil Aman | Actor | 1903 | 1 | |||
| Alex Adolfi | Actor | 1903 | 1 | |||
| Ellen Andrée | Actor | 1903 | 2 | |||
| Vasileios Argyropoulos | Actor | 1902 - 1978 | 2 | |||
| Edwin Althauser | Actor | 1902 - 1932 | 9 | |||
| Flavio Andò | Actor | 1902 - 1930 | 9 | 1 | ||
| Eugen Albert | Actor, Director | 1902 - 1927 | 3 | |||
| Henny Astrup | Actor | 1902 - 1908 | 10 | |||
| Konstantinos Angelakis | Actor | 1902 - 1908 | 3 | |||