| Ljubičić, Vitomir | Vitomir Ljubičić | Actor | 1978 | 1 | |
| Lizarán, Anna | Anna Lizarán | Actor | 1978 | 1 | |
| Lapickaj, E. | E. Lapickaj | Actor | 1978 | 1 | |
| Lourie, Eugene | Eugene Lourie | Designer | 1978 | 1 | |
| Levin, John | John Levin | Actor | 1978 | 1 | |
| Larsen, Ham | Ham Larsen | Actor | 1978 | 1 | |
| Lewis, Zachary | Zachary Lewis | Actor | 1978 | 1 | |
| Ledding, Edward | Edward Ledding | Assistant Director | 1978 | 1 | |
| La Chesnais, P.G. | P.-G. La Chesnais | Translator | 1977 - 2021 | 3 | 1 |
| Ladan, Tomislav | Tomislav Ladan | Translator | 1977 - 2013 | 3 | 1 |
| Landertinger, Erika | Erika Landertinger | Costume Designer | 1977 - 2002 | 6 | |
| Lohmann, Lars | Lars Lohmann | Actor | 1977 - 2002 | 11 | 1 |
| Linder, Antonia | Antonia Linder | Actor | 1977 - 2000 | 3 | 1 |
| Lingard, John | John Lingard | Director, Translator | 1977 - 2000 | 5 | 1 |
| Lübcke, Gesine | Gesine Lübcke | Actor | 1977 - 1998 | 3 | |
| Liesebrecht, Mechthild | Mechthild Liesebrecht | Actor | 1977 - 1992 | 2 | |
| Langfield, Angela | Angela Langfield | Director | 1977 - 1984 | 2 | |
| Lawler, Ray | Ray Lawler | Adaptation, Director | 1977 - 1980 | 2 | |
| Lause, Hermann | Hermann Lause | Actor | 1977 - 1979 | 4 | 1 |
| Labart, Lena | Lena Labart | Actor | 1977 - 1978 | 2 | |
| Linkoranta, Iris | Iris Linkoranta | Costume Designer | 1977 | 1 | |
| Lorse, Ethel | 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 | |
| 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 | 1 |
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