| Lupi, Ms. | Ms. Lupi | Actor | 1921 - 1922 | 7 | |
| Lupi, Ruggero | Ruggero Lupi | Actor | 1921 | 1 | |
| Lundeberg, Elfrida | Elfrida Lundeberg | Actor | 1922 | 1 | |
| Lacchini, G. | G. Lacchini | Actor | 1922 | 1 | |
| Lipah, Fran | Fran Lipah | Actor, Director | 1922 - 1928 | 3 | |
| Lamroth, Edith | Edith Lamroth | Actor | 1922 - 1924 | 2 | |
| Lindgren, Ruth | Ruth Lindgren | Actor | 1922 | 1 | |
| Lambertini, L. | L. Lambertini | Actor | 1922 - 1924 | 2 | |
| Lindahl, Myrl | Myrl Lindahl | Actor | 1923 | 1 | |
| Lie, Rebekka | Rebekka Lie | Actor | 1923 | 1 | |
| Lund, Wilhelm | Wilhelm Lund | Actor | 1924 - 1957 | 4 | |
| Leiber, Fritz | Fritz Leiber | Actor | 1924 | 1 | |
| Lacy, De, Louise | Louise De Lacy | Actor | 1924 | 1 | |
| Lárusson, Ágúst | Ágúst Lárusson | Designer | 1924 - 1928 | 3 | |
| LeMonds, Sandra | Sandra LeMonds | Costume Designer | 1970 | 1 | |
| Lohse, Gudrun | Gudrun Lohse | Actor | 1925 | 1 | |
| Leggett, Ernest | Ernest Leggett | Musician | 1925 | 1 | |
| Levar, Ivan | Ivan Levar | Actor | 1925 - 1942 | 4 | |
| Lherbay, Marcelle | Marcelle Lherbay | Actor | 1925 | 1 | |
| Leslie, J. Hubert | J. Hubert Leslie | Actor | 1925 | 2 | |
| Landau, Cecil | Cecil Landau | Actor | 1925 | 2 | |
| Leslie, Victor, H. | Victor H. Leslie | Actor | 1925 | 2 | |
| Lumbye, - | - Lumbye | Composer | 1925 | 1 | |
| Losonczi, Z. | Z. Losonczi | Actor | 1925 | 1 | |
| Linsz, Miss | Miss Linsz | Actor | 1926 | 1 | |
| Lieberg, Helenita | Helenita Lieberg | Actor | 1926 | 1 | |
| Lagus, Kerstin | Kerstin Lagus | Actor | 1926 | 1 | |
| Lambooy, Mary Anne | Mary Anne Lambooy | Actor | 1972 | 1 | |
| Loveless, Geanne | Geanne Loveless | Actor | 1972 | 1 | |
| Llewellyn, Don | Don Llewellyn | Designer | 1972 | 1 | |
| Levisianos, Iakovos | Iakovos Levisianos | Actor | 1965 - 1974 | 3 | |
| Lelitová, Hana | Hana Lelitová | Actor | 1973 | 1 | |
| Laertis, Marios | Marios Laertis | Translator | 1974 | 1 | |
| Liliev, Nikolaj | Nikolaj Liliev | Translator | 1926 - 1960 | 3 | |
| Leikvang, Ole | Ole Leikvang | Actor | 1928 - 1937 | 3 | |
| Lenert, Marguerite | Marguerite Lenert | Actor | 1975 | 1 | |
| London, Howard | Howard London | Actor | 1975 | 1 | |
| Laskawy, Harris | Harris Laskawy | Actor | 1974 - 1978 | 2 | |
| leinholz, N.J. | N. J. leinholz | Actor | 1973 | 1 | |
| Lakenmacher, Peter | Peter Lakenmacher | Actor | 1972 | 1 | |
| Liodaki-Makridou, Niki | Niki Liodaki-Makridou | Costume Designer, Designer | 1974 | 14 | |
| Lindquist, Roy | Roy Lindquist | Actor | 1973 | 2 | |
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