| Alter, Lottie | Lottie Alter | Actor | 1905 | 1 | 1 |
| Altenloh, Jean-Phillipe | Jean-Phillipe Altenloh | Actor | 2011 | 1 | |
| Altenkirch, Otto | Otto Altenkirch | Designer | 1911 - 1919 | 4 | |
| Altenhof, Beatrice | Beatrice Altenhof | Actor | 1907 | 1 | |
| Altenburger, Inge | Inge Altenburger | Actor | 1962 | 1 | |
| Altenburger, Fanny | Fanny Altenburger | Actor | 2013 | 1 | |
| Altenborg, Mathilde | Mathilde Altenborg | Actor, Costume Designer | 2009 - 2013 | 5 | |
| Altenberg, Martha | Martha Altenberg | Actor | 1900 | 1 | |
| Altenbeck, Detlef | Detlef Altenbeck | Director | 1994 - 2005 | 2 | 1 |
| Alten, Rønnaug | Rønnaug Alten | Actor | 1940 - 1986 | 230 | 1 |
| Alten, Fritz | Fritz Alten | Actor | 1898 - 1907 | 2 | |
| Alten, Berit | Berit Alten | Actor | 1940 | 1 | |
| Altefrohne, Hilke | Hilke Altefrohne | Actor | 2004 - 2011 | 7 | 1 |
| Altbach, Sonja | Sonja Altbach | Actor | 1925 | 2 | |
| Altar, Cevad Memduh | Cevad Memduh Altar | Translator | 1956 - 1975 | 3 | 1 |
| Altamura, Michele | Michele Altamura | Actor, Director | 2016 | 8 | |
| Alt, Günter | Günter Alt | Actor | 1989 | 3 | |
| Alszegi, Irma Cs. | Irma Cs. Alszegi | Actor | 1890 - 1891 | 2 | |
| Alszeghy, Irma Cs. | Irma Cs. Alszeghy | Actor | 1914 - 1923 | 2 | 1 |
| Alszeghi, Irma | Irma Alszeghi | Actor | 1924 | 1 | 1 |
| Alsvik, Johannes | Johannes Alsvik | Actor | 2006 | 26 | |
| Alstrup, Carl | Carl Alstrup | Actor | 1937 | 1 | |
| Alström, Torbjörn | Torbjörn Alström | Mask Maker | 2002 - 2006 | 6 | |
| Alström, Hr. | Hr. Alström | Actor | 1878 | 1 | |
| Alström, Frk. | Frk. Alström | Actor | 1900 | 1 | |
| Alster, Raoul | Raoul Alster | Actor, Director | 1936 - 1941 | 4 | |
| Alsted, Birgitte | Birgitte Alsted | Composer | 1976 | 1 | |
| Alstam, Kristina | Kristina Alstam | Actor | 2001 | 1 | 1 |
| Alstad, Wilhelm | Wilhelm Alstad | Actor | 1938 | 1 | |
| Alsop, Martin L. | Martin L. Alsop | Actor | 1904 | 1 | 1 |
| Alsen, Herta | Herta Alsen | Actor | 1911 - 1916 | 7 | |
| Alsen, Heinrich | Heinrich Alsen | Actor | 1914 | 1 | |
| Alsen, Harry | Harry Alsen | Actor | 1896 - 1914 | 15 | |
| Alsberg, Michael | Michael Alsberg | Actor | 1991 | 4 | |
| Alsaker, Timian | Timian Alsaker | Costume Designer, Designer | 1980 - 2006 | 4 | 1 |
| Alsaker, Ragna, Kallan | Ragna Kallan Alsaker | Actor | 1930 | 1 | |
| Alsaker, Line | Line Alsaker | Actor | 1995 - 1996 | 2 | |
| Alsaker, John-Kristian | John-Kristian Alsaker | Costume Designer, Designer | 1978 - 2015 | 89 | 1 |
| Als, Jacqueline | Jacqueline Als | Actor | 1985 | 1 | |
| Alric, Jacques | Jacques Alric | Actor | 1966 | 1 | |
| Alpuente, Ricardo | Ricardo Alpuente | Actor | 1982 | 2 | |
| Alpoim, Duarte | Duarte Alpoim | Actor | 1997 - 1998 | 3 | |
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