| 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 | |
| Lohr, Rainer | Rainer Lohr | Actor | 1977 | 1 | |
| Lampson, David | David Lampson | Actor | 1977 | 1 | |
| Llopart, Gabriel | Gabriel Llopart | Actor | 1977 | 1 | |
| Lukinmaa, Hannes | Hannes Lukinmaa | Actor | 1976 - 2002 | 3 | |
| Leimbacher, Erwin | Erwin Leimbacher | Actor | 1976 - 1996 | 2 | |
| Langanke, Kurt | Kurt Langanke | Actor | 1976 - 1991 | 4 | |
| Leza, Marisa de | Marisa de Leza | Actor | 1976 - 1981 | 2 | |
| Loukissa-Kyriakaki, Olympia | Olympia Loukissa-Kyriakaki | Musical Director | 1976 - 1979 | 3 | |
| Liebl, Christa | Christa Liebl | Actor | 1976 | 1 | |
| Lewis, Tamara | Tamara Lewis | Actor | 1976 | 1 | |
| Lupi, Roldano | Roldano Lupi | Actor | 1976 | 4 | |
| 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 | |
| Losch, Ingeborg | Ingeborg Losch | Actor | 1975 - 2014 | 22 | |
| Lebinsky, Horst | Horst Lebinsky | Actor | 1975 - 2011 | 13 | |
| Loepelmann, Götz | Götz Loepelmann | Costume Designer, Designer | 1975 - 2003 | 16 | |
| Light, Judith | Judith Light | Actor | 1975 - 2001 | 3 | |
| Lanza, Giorgio | Giorgio Lanza | Actor | 1975 - 2001 | 11 | |
| Loreto, Massimo | Massimo Loreto | Actor | 1975 - 1993 | 3 | |
| Longmore, Wyllie | Wyllie Longmore | Actor, Director | 1975 - 1990 | 4 | |
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