| Liepiņš, Edgars | Edgars Liepiņš | Actor | 1979 | 1 | |
| Lloyd, Stanley | Stanley Lloyd | Actor | 1978 | 1 | |
| Lipman, Jenny | Jenny Lipman | Actor | 1978 | 1 | |
| Lorange Lunde, Anne Lise | Anne Lise Lorange Lunde | Actor | 1978 | 1 | |
| Lehár, Franz | Franz Lehár | Composer | 1978 | 2 | |
| Lindsay, Mary | Mary Lindsay | Actor, Musician | 1978 - 1980 | 3 | |
| Levkowicz, Valerie | Valerie Levkowicz | Actor | 1978 | 1 | |
| Levine, Ira | Ira Levine | Director | 1978 | 1 | |
| Langford, Mary, H. | Mary H. Langford | Musician | 1978 | 1 | |
| Leufstadius, Frk. | Frk. Leufstadius | Actor | 1877 - 1878 | 2 | |
| Ljungquist, Anton | Anton Ljungquist | Actor | 1879 | 1 | |
| Lloyd-Lewis, Howard | Howard Lloyd-Lewis | Director | 1978 | 1 | |
| Leigh, Julian | Julian Leigh | Composer | 1978 | 1 | |
| Leigh, Veronica | Veronica Leigh | Actor | 1978 | 1 | |
| Lindström, Ulf | Ulf Lindström | Actor | 1978 | 1 | |
| Langedon, J., N. | J. N. Langedon | Actor | 1978 | 1 | |
| Larson, Fru | Fru Larson | Actor | 1892 | 1 | |
| Lynch, Samantha | Samantha Lynch | Actor | 2017 - 2020 | 4 | |
| Langeggen, Jørund | Jørund Langeggen | Actor | 2017 - 2020 | 2 | |
| Luo, Eryang | Eryang Luo | Actor | 2017 - 2018 | 7 | |
| Larsen, Mrs. | Mrs. Larsen | Actor | 1878 | 1 | |
| Lassen, Mr. | Mr. Lassen | Actor | 1878 | 1 | |
| Lehrmann, Ms. | Ms. Lehrmann | Actor | 1878 | 1 | |
| Lundberg-Seelig, Lotten | Lotten Lundberg-Seelig | Actor | 1894 - 1895 | 3 | |
| Lohnes, Peter | Peter Lohnes | Actor | 1978 | 1 | |
| Laughlin, Sharon | Sharon Laughlin | Actor | 1978 | 1 | |
| Ligęza, Marian | Marian Ligęza | Director | 1979 | 1 | |
| Lindtberg, Bettina | Bettina Lindtberg | Actor | 1980 | 75 | |
| Lukanov, Vassil | Vassil Lukanov | Director, Translator | 1980 | 2 | |
| Lang, Petra | Petra Lang | Costume Designer | 1980 | 1 | |
| Liptow, M. | M. Liptow | Actor | 1980 | 2 | |
| Levendoğlu, Tarık | Tarık Levendoğlu (Tarik Levendoglu) | Designer | 1960 | 1 | |
| Linder, Cec | Cec Linder | Actor | 1981 | 1 | |
| Lotsof, Deborah, J. | Deborah J. Lotsof | Costume Designer | 1981 | 1 | |
| Lichte, Richard | Richard Lichte | Actor | 1981 | 1 | |
| Linstead, Alec | Alec Linstead | Actor | 1981 | 1 | |
| López, Antonio, Mancera | Antonio Mancera López | Designer | 1981 | 1 | |
| Logger, Bob | Bob Logger | Producer | 1982 | 1 | |
| Liggins, Sally | Sally Liggins | Costume Designer | 1983 | 1 | |
| Leontiadis, Sotiris | Sotiris Leontiadis | Actor | 1984 - 1985 | 2 | |
| le Clezio, Odile | Odile le Clezio | Actor | 1984 | 1 | |
| Larsson, Emma | Emma Larsson | Actor | 1984 | 2 | |
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