| Lussnigg, Hanna | Hanna Lussnigg | Actor | 1976 | 1 | |
| Lynch, Richard | Richard Lynch | Actor | 1976 | 1 | |
| Lowe, Judith | Judith Lowe | Actor | 1976 | 1 | |
| Losada, Edición | Edición Losada | Translator | 1976 | 1 | |
| Lundström, Sten | Sten Lundström | Actor | 1976 | 6 | |
| Lybel, Jai | Jai Lybel | Dramaturg | 1976 | 1 | |
| Larsson, Lill | Lill Larsson | Actor | 1976 | 2 | |
| Labancz, Borbála | Borbála Labancz | Actor | 1976 | 1 | |
| Lauck, Joe D. | Joe D. Lauck | Actor | 1976 | 1 | |
| Lungu, Alexandru D. | Alexandru D. Lungu | Actor | 1976 | 1 | |
| Lisiecki, Günther | Günther Lisiecki | Dancer, Musician | 1976 | 2 | |
| Loewe, Birgitt | Birgitt Loewe | Dancer | 1976 | 1 | |
| Lefevre, Anna, Louise | Anna Louise Lefevre | Actor | 1976 | 1 | |
| Los, Riet, Wieland | Riet Wieland Los | Actor | 1976 | 1 | |
| Lambeau, Pim | Pim Lambeau | Actor | 1976 | 1 | |
| Lindgren, Hans | Hans Lindgren | Actor | 1976 | 1 | |
| Liebel, Erik | Erik Liebel | Actor | 1976 | 1 | |
| Lemaire, Philippe | Philippe Lemaire | Actor | 1976 | 1 | |
| Lysiak, Henryk | Henryk Lysiak | Musician | 1976 | 1 | |
| Loukissa-Kyriakaki, Olympia | Olympia Loukissa-Kyriakaki | Musical Director | 1976 - 1979 | 3 | |
| Leza, Marisa de | Marisa de Leza | Actor | 1976 - 1981 | 2 | |
| Langanke, Kurt | Kurt Langanke | Actor | 1976 - 1991 | 4 | |
| Leimbacher, Erwin | Erwin Leimbacher | Actor | 1976 - 1996 | 2 | |
| Lukinmaa, Hannes | Hannes Lukinmaa | Actor | 1976 - 2002 | 3 | |
| Linkoranta, Iris | Iris Linkoranta (Iris Linkoranta) | Costume Designer | 1977 | 1 | |
| Lorse, Ethel | Ethel Lorse (Ethel Lorse) | Actor | 1977 | 1 | |
| la Dous, Werner | Werner la Dous | Actor | 1977 | 1 | |
| Lee, Howard | Howard Lee | Actor | 1977 | 1 | |
| Launder, Michael | Michael Launder | Actor | 1977 | 1 | |
| Lazanu, Dana | Dana Lazanu | Designer | 1977 | 1 | |
| Lehmann, Gert | Gert Lehmann | Actor | 1977 | 1 | |
| Luiz, Weltom | Weltom Luiz | Composer | 1977 | 1 | |
| Lewis-Clarke, Philip | Philip Lewis-Clarke | Actor | 1977 | 1 | |
| Lopez, Massimo | Massimo Lopez | Actor | 1977 | 4 | |
| Lesker, Michael | Michael Lesker | Actor | 1977 | 1 | |
| Lockwood, Vic | Vic Lockwood | Lighting Designer | 1977 | 5 | |
| Liebeneiner, Johanna | Johanna Liebeneiner | Actor | 1977 | 5 | |
| Louys, Madeleine | Madeleine Louys | Costume Designer, Designer | 1977 | 2 | |
| Lieck, Peter | Peter Lieck | Actor | 1977 | 1 | |
| Lichtenthäler, Ute | Ute Lichtenthäler | Actor | 1977 | 1 | |
| Lawson, Lyndy | Lyndy Lawson | Actor | 1977 | 1 | |
| Lindinger, Johanna | Johanna Lindinger | Actor | 1977 | 1 | |
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