| Livathinos, Stathis | Stathis Livathinos | Actor | 1991 | 1 | |
| Lerca, Constanța | Constanța Lerca | Actor | 1991 | 1 | |
| Landolt, Marcel | Marcel Landolt | Actor | 1991 | 2 | |
| Landis, Heiri | Heiri Landis | Actor | 1991 | 2 | |
| Llorente, Juan Pablo | Juan Pablo Llorente | Actor | 1991 | 1 | |
| Leonard, John A. | John A. Leonard | Sound Designer | 1990 - 2015 | 10 | |
| Linaios, Stefanos | Stefanos Linaios | Actor, Director, Translator | 1990 - 2012 | 6 | |
| Lindström, Marika | Marika Lindström | Actor | 1990 - 2006 | 4 | 1 |
| Lodwig, Ulrike | Ulrike Lodwig | Actor | 1990 - 2005 | 7 | |
| Lenz, Angelika | Angelika Lenz | Costume Designer, Designer | 1990 - 2004 | 7 | |
| Leighton, Richard | Richard Leighton | Actor | 1990 - 2002 | 2 | 1 |
| Larsson, Bertil | Bertil Larsson | Lighting Designer | 1990 - 2000 | 4 | |
| Lepine, Danièlle | Danièlle Lepine | Actor | 1990 - 1995 | 2 | |
| Lund-Roland, Svein | Svein Lund-Roland | Designer | 1990 - 1995 | 4 | |
| Larsson, Christer | Christer Larsson | Mask Maker | 1990 - 1994 | 3 | |
| Lindner-Badstübner, Wally | Wally Lindner-Badstübner | Costume Designer | 1990 - 1992 | 2 | |
| Luiza, Natália | Natália Luiza | Actor | 1990 - 1992 | 2 | |
| Lindsell, Egil | Egil Lindsell | Actor, Musician | 1990 - 1992 | 3 | |
| Lilja-Svensson, Margareta | Margareta Lilja-Svensson | Producer | 1990 - 1991 | 3 | |
| Leveston, Glenis | Glenis Leveston | Actor | 1990 - 1991 | 5 | |
| Lianos, Periklis | Periklis Lianos | Actor | 1990 - 1991 | 2 | |
| Lautenbach, Joachim | Joachim Lautenbach | Actor | 1990 - 1991 | 2 | |
| Lebsanft, Wiggo | Wiggo Lebsanft | Actor | 1990 | 2 | 1 |
| Lössl, Josefin | Josefin Lössl | Actor | 1990 | 1 | |
| Lynn, Abby | Abby Lynn | Actor | 1990 | 1 | |
| Lundstrøm, Sivert | Sivert Lundstrøm | Actor | 1990 | 1 | |
| Lie, Elisabeth | Elisabeth Lie | Actor | 1990 | 1 | |
| Lunn, Jonathan | Jonathan Lunn | Dancer | 1990 | 2 | |
| Ling, Peter | Peter Ling | Designer | 1990 | 2 | |
| Lykke, Lizzi | Lizzi Lykke | Actor | 1990 | 1 | |
| Larsen, Niels Emil | Niels Emil Larsen | Lighting Designer | 1990 | 1 | |
| Lipkin, Lisa | Lisa Lipkin | Actor | 1990 | 1 | |
| Lozach, Alain | Alain Lozach | Actor, Designer | 1990 | 2 | |
| Liotta, Rosemary | Rosemary Liotta | Costume Designer | 1990 | 1 | |
| Liebau, Jürgen | Jürgen Liebau | Mask Maker | 1990 | 1 | |
| La Paglia, Anthony M. | Anthony M. La Paglia | Actor | 1990 | 1 | |
| Liljeroth, Leif | Leif Liljeroth | Actor | 1990 | 1 | |
| Linden, Göran | Göran Linden | Actor | 1990 | 1 | |
| Lorenz, Frank | Frank Lorenz | Actor | 1990 | 1 | |
| Ljung, Katarina | Katarina Ljung | Actor | 1990 | 1 | |
| Lövgren, Björn | Björn Lövgren | Actor | 1990 | 1 | |
| Lowe, Frank | Frank Lowe | Actor | 1990 | 1 | |
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