| Lex, Helmuth | Helmuth Lex | Actor | 1962 | 1 | |
| Lauterböck, Helene | Helene Lauterböck | Actor | 1962 | 1 | |
| Laforêt, Hermann | Hermann Laforêt | Actor | 1962 | 1 | |
| Lewis, Stella | Stella Lewis | Actor | 1962 | 2 | |
| Lawson, Wilfrid | Wilfrid Lawson | Actor | 1962 | 1 | |
| Lightfoot, Fletcher | Fletcher Lightfoot | Actor | 1962 | 1 | |
| Lauenstein, Tilly | Tilly Lauenstein | Actor | 1955 | 1 | |
| Ledinek, Stanislav | Stanislav Ledinek | Actor | 1955 | 1 | |
| Levin, Barbara | Barbara Levin | Actor | 1956 | 1 | |
| Leech, Mary | Mary Leech | Dancer | 1956 | 1 | |
| L'Arronge, Richard | Richard L'Arronge | Musical Director | 1918 | 1 | |
| Langley, Hubert | Hubert Langley | Actor | 1930 - 1931 | 2 | |
| Leighty, Chester | Chester Leighty | Actor | 1930 | 1 | |
| Lindsey, Jay | Jay Lindsey | Actor | 1930 | 1 | |
| Lowe, K. Elmo | K. Elmo Lowe | Actor, Director | 1930 - 1936 | 2 | |
| Lomas, Herbert | Herbert Lomas | Actor | 1930 | 1 | |
| Lander, Charles | Charles Lander | Actor | 1930 | 1 | |
| Littledale, Richard | Richard Littledale | Actor | 1930 | 1 | |
| Lyon, Marjorie | Marjorie Lyon | Actor | 1930 | 1 | |
| Lohikoski, Aino | Aino Lohikoski | Actor | 1930 | 1 | |
| Lundt, Olaf | Olaf Lundt | Lighting Designer | 1998 | 1 | |
| Lewis, Ivor | Ivor Lewis | Actor | 1930 | 1 | |
| Lund, Helga | Helga Lund | Actor | 1931 - 1932 | 2 | |
| Larsen, Jenny | Jenny Larsen | Actor | 1931 | 1 | |
| Lauten, George | George Lauten | Actor | 1931 | 1 | |
| Langlie, Gordon | Gordon Langlie | Actor | 1931 | 1 | |
| Lambeth, Hazel | Hazel Lambeth | Actor | 1931 - 1934 | 2 | |
| Lewandowski, Isabella | Isabella Lewandowski | Actor | 2000 | 4 | |
| Lehmann, Peter | Peter Lehmann | Costume Designer, Designer | 2000 | 2 | |
| Lübbehusen, Jutta | Jutta Lübbehusen | Actor | 2000 | 1 | |
| Lenihan, Winifred | Winifred Lenihan | Director | 1931 | 1 | |
| Lenihan, Cecilia | Cecilia Lenihan | Actor | 1931 | 1 | |
| Letwin, David | David Letwin | Actor | 1998 | 1 | |
| Levy, Daniel | Daniel Levy | Composer | 1998 | 1 | |
| Lintukoski, Hannu | Hannu Lintukoski | Actor | 1998 | 1 | |
| Laitinen, Soile | Soile Laitinen | Actor | 1998 | 1 | |
| Laurikka, Harri | Harri Laurikka | Actor | 1998 | 2 | |
| Laitinen, Tarmo | Tarmo Laitinen | Actor | 1998 | 3 | |
| Liinoja, Hanna | Hanna Liinoja | Actor | 1998 | 3 | |
| Locke, E. Irving | E. Irving Locke | Actor | 1932 | 1 | |
| Low, Frank | Frank Low | Mask Maker | 1932 | 1 | |
| Lesh, Charles | Charles Lesh | Actor | 1932 - 1936 | 4 | |
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