| Lindahl, Erna | Erna Lindahl | Actor | 1955 - 2006 | 2 | |
| Lancastar, Edna | Edna Lancastar | Mask Maker | 1956 | 1 | |
| Lavičková, Olga | Olga Lavičková | Costume Designer | 1956 | 1 | |
| Leach, Dick | Dick Leach | Actor | 1956 | 1 | |
| Litvinoff, Valentina | Valentina Litvinoff | Choreographer | 1956 | 1 | |
| Lewis, Tommy | Tommy Lewis | Actor | 1956 | 1 | |
| Langer, Ruth | Ruth Langer | Actor | 1956 | 2 | |
| Leonhardt , Wieland | Wieland Leonhardt | Mask Maker | 1956 | 1 | |
| Laichter , Prokop | Prokop Laichter | Costume Designer, Designer | 1956 | 2 | |
| Latiševs , Arkādijs | Arkādijs Latiševs | Actor | 1956 | 1 | |
| Lucignani, Luciano | Luciano Lucignani | Adaptation, Director | 1956 | 2 | |
| Lutz, Luc | Luc Lutz | Actor | 1956 | 1 | |
| Larsen, William | William Larsen | Actor | 1956 | 1 | |
| Lilly, Patricia | Patricia Lilly | Actor | 1956 | 1 | |
| Lazanis, Giorgos | Giorgos Lazanis | Actor | 1956 | 1 | |
| Lepetic, Jozo | Jozo Lepetic | Actor | 1956 | 1 | |
| Lauridsen, Karen | Karen Lauridsen | Actor | 1956 | 1 | |
| Leckel, John | John Leckel | Actor | 1956 | 1 | |
| Laestadius, Lars-Levi | Lars-Levi Laestadius | Translator | 1956 | 1 | |
| Lauterbach, Ulrich | Ulrich Lauterbach | Director | 1956 | 1 | |
| Lazo, José | José Lazo | Actor | 1956 | 1 | |
| Leipnitz, Harald | Harald Leipnitz | Actor | 1956 | 1 | |
| Lieven, Werner | Werner Lieven | Actor | 1956 | 1 | |
| Landauer, Gustav | Gustav Landauer | Actor | 1956 | 1 | |
| Lawrence, Billee | Billee Lawrence | Designer | 1956 | 1 | |
| Lutz, Pieter | Pieter Lutz | Actor | 1956 | 5 | |
| Lanting, John | John Lanting | Actor | 1956 | 5 | |
| Lemaire Sr., Jan | Jan Lemaire Sr. | Actor | 1956 | 5 | |
| Leerberg, Palle | Palle Leerberg | Actor | 1956 | 1 | |
| Lehtonen, Rauli | Rauli Lehtonen | Actor, Director | 1956 | 2 | |
| Lihavainen, Väinö | Väinö Lihavainen | Actor | 1956 | 1 | |
| La Roche, Rosemarie | Rosemarie La Roche | Dancer | 1956 | 1 | |
| Liebrecht, Marc | Marc Liebrecht | Musician | 1956 | 3 | |
| Loosveldt, Germaine | Germaine Loosveldt | Actor | 1956 | 9 | |
| Lynch, Dennis | Dennis Lynch | Lighting Designer | 1956 | 1 | |
| Lorencs, Kārlis | Kārlis Lorencs | Actor | 1956 | 1 | |
| Leimane, Ņina | Ņina Leimane | Actor | 1956 | 1 | |
| Lorence, Zigrīda | Zigrīda Lorence | Actor | 1956 | 1 | |
| Lav, Ercüment, B. | Ercüment B. Lav | Actor | 1956 | 1 | |
| Levin, Barbara | Barbara Levin | Actor | 1956 | 1 | |
| Leech, Mary | Mary Leech | Dancer | 1956 | 1 | |
| Lange-Nielsen, Mette | Mette Lange-Nielsen | Actor | 1956 - 1960 | 2 | |
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