| Lloyd, Sabrina Ann | Sabrina Ann Lloyd | Director | 2010 | 1 | |
| Lewis, Mel | Mel Lewis | Composer | 2010 | 1 | |
| LeVasseur, Marc | Marc LeVasseur | Actor | 2009 - 2011 | 2 | |
| Lotspiech, Max | Max Lotspiech | Actor | 2010 | 1 | |
| Lymperopoulou, Popi | Popi Lymperopoulou | Actor | 2009 | 1 | |
| Lindstedt, Iida-Maaria | Iida-Maaria Lindstedt | Actor | 2009 | 2 | |
| Lubhana, Umesh | Umesh Lubhana | Dancer | 2009 | 1 | |
| Lindström, Bengt | Bengt Lindström | Actor | 1965 | 3 | |
| Loibner, Wilhelm | Wilhelm Loibner | Conductor | 1965 | 1 | |
| Lupton, Renate | Renate Lupton | Actor | 1965 | 1 | |
| Langer, Vilma | Vilma Langer | Actor | 1965 | 1 | |
| Lingen, Theo | Theo Lingen | Actor | 1952 - 1965 | 2 | |
| Looney, Rhea | Rhea Looney | Actor | 1965 | 1 | |
| Lemley, Ned | Ned Lemley | Actor | 1965 | 1 | |
| Lee Walters, Becky | Becky Lee Walters | Musician | 2015 - 2016 | 3 | |
| Lorch, Stefan | Stefan Lorch | Actor | 2000 - 2016 | 9 | |
| Litzinger, Hartmut | Hartmut Litzinger | Lighting Designer | 1998 - 2016 | 2 | |
| Leuenberger, Seraina | Seraina Leuenberger | Actor | 2015 | 1 | |
| Lobzien, Norina | Norina Lobzien | Director | 2016 | 1 | |
| Lenz, Miriam | Miriam Lenz | Director | 2016 | 1 | |
| Loosli, Jonathan | Jonathan Loosli | Actor | 2016 | 1 | |
| Lidor, Eldad | Eldad Lidor | Composer, Musical Director | 2010 - 2013 | 2 | |
| Lösche, Florian | Florian Lösche | Designer | 2010 - 2017 | 4 | |
| Ličen, Branko | Branko Ličen | Actor | 2010 - 2012 | 3 | |
| Lundy, Bruce | Bruce Lundy | Actor | 2011 | 1 | |
| LaFleur, Jorah | Jorah LaFleur | Actor | 2011 | 1 | |
| Liontos, Demetri | Demetri Liontos | Actor | 2011 | 1 | |
| Lambros, Sigrid | Sigrid Lambros | Actor | 2011 | 1 | |
| Liontos, Claudia | Claudia Liontos | Actor, Costume Designer, Mask Maker | 2011 | 3 | |
| Lewis Smith, Rebecca | Rebecca Lewis Smith | Actor | 2010 | 1 | |
| Lenk, Friederike | Friederike Lenk | Actor | 2011 | 4 | |
| Loizzi, Massimiliano | Massimiliano Loizzi | Actor | 2010 | 1 | |
| Lolov, Radoslav | Radoslav Lolov | Director | 2010 | 1 | |
| Löffner, Daniela | Daniela Löffner | Director | 2010 | 1 | |
| Lehnen, Stefan | Stefan Lehnen | Actor | 2011 | 1 | |
| Lindmaa, Liis | Liis Lindmaa | Actor | 2011 | 1 | |
| Lecure, Bruce | Bruce Lecure | Director | 2010 | 1 | |
| Lacerda, Pedro | Pedro Lacerda | Actor | 2011 | 1 | |
| Lagarto, João | João Lagarto | Actor | 2011 | 1 | |
| luckydave | luckydave - | Designer | 2010 | 1 | |
| Lagunas, Kyle | Kyle Lagunas | Actor | 2011 | 1 | |
| Lucy, Alex | Alex Lucy | Actor | 2010 | 1 | |
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