| Leiseth, Jon Micheels | Jon Micheels Leiseth | Actor | 1998 | 1 | |
| Lipka, Krzysztof | Krzysztof Lipka | Composer | 1998 | 1 | |
| Lehoczky, Andrea | Andrea Lehoczky | Actor | 1998 | 1 | |
| Lovas, Zoltán | Zoltán Lovas | Actor | 1998 | 3 | |
| Liliana Calora | Liliana Calora | Musician | 1998 | 1 | |
| Loira, Xavier | Xavier Loira | Actor | 1998 | 1 | |
| Larson, Larry | Larry Larson | Actor | 1998 | 1 | |
| Luney, Gaye | Gaye Luney | Actor | 1998 | 1 | |
| Lagorio, Cristina | Cristina Lagorio | Actor | 1998 | 1 | |
| Lübeck, Hannelore | Hannelore Lübeck | Actor | 1998 | 1 | |
| Lindblad, Eric | Eric Lindblad | Actor | 1998 | 1 | |
| Larson, Corrine | Corrine Larson | Costume Designer | 1998 | 1 | |
| Leppänen, Pirjo | Pirjo Leppänen | Actor | 1998 | 4 | |
| Leu, Kurt | Kurt Leu | Actor | 1998 | 1 | |
| Lampert, Brigitta | Brigitta Lampert | Actor | 1998 | 1 | |
| Löbau, Eva | Eva Löbau | Actor | 1998 | 1 | |
| Lindsay-Abaire, Chris | Chris Lindsay-Abaire | Actor | 1998 | 1 | |
| Leščinskij, Anton | Anton Leščinskij | Choreographer | 1998 | 1 | |
| Luig, F. | F. Luig | Actor | 1998 | 1 | |
| Luig, B. | B. Luig | Actor | 1998 | 1 | |
| Luig, J. | J. Luig | Actor | 1998 | 1 | |
| Latorraca, Ghislaine | Ghislaine Latorraca | Costume Designer | 1998 | 1 | |
| Lundt, Olaf | Olaf Lundt | Lighting Designer | 1998 | 1 | |
| Letwin, David | David Letwin | Actor | 1998 | 1 | |
| Levy, Daniel | Daniel Levy | Composer | 1998 | 1 | |
| Lintukoski, Hannu | Hannu Lintukoski | Actor | 1998 | 1 | |
| Laitinen, Soile | Soile Laitinen | Actor | 1998 | 1 | |
| Laurikka, Harri | Harri Laurikka | Actor | 1998 | 2 | |
| Laitinen, Tarmo | Tarmo Laitinen | Actor | 1998 | 3 | |
| Liinoja, Hanna | Hanna Liinoja | Actor | 1998 | 3 | |
| Lada, Joan | Joan Lada | Producer | 1998 | 1 | |
| López, Jerónimo | Jerónimo López | Lighting Designer | 1998 | 1 | |
| Lūsis, Ivars | Ivars Lūsis | Actor | 1998 - 1999 | 2 | |
| Laucevičius, Liubomiras | Liubomiras Laucevičius | Actor | 1998 - 2000 | 4 | |
| Leroy-Beaulieu, Philippe | Philippe Leroy-Beaulieu | Actor | 1998 - 2000 | 17 | |
| Leal, Indira | Indira Leal | Actor | 1998 - 2002 | 4 | |
| Löchner, Markus | Markus Löchner | Actor | 1998 - 2004 | 2 | |
| López, Nicolai Abrahamsen | Nicolai Abrahamsen López | Actor | 1998 - 2004 | 11 | |
| Luppes, Bert | Bert Luppes | Actor | 1998 - 2004 | 3 | |
| Laube, Steffen | Steffen Laube | Actor | 1998 - 2007 | 21 | |
| Linney, Romulus | Romulus Linney | Adaptation, Director | 1998 - 2014 | 6 | |
| Litzinger, Hartmut | Hartmut Litzinger | Lighting Designer | 1998 - 2016 | 2 | |
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