| Lampraki, Lina | Lina Lampraki | Actor | 1980 - 1989 | 3 | |
| Luef, Evelyn | Evelyn Luef | Costume Designer, Mask Maker | 1983 | 2 | |
| Lavaste, Kimmo | Kimmo Lavaste | Adaptation, Director | 1983 | 2 | |
| Lågland, Christer | Christer Lågland | Designer | 1983 | 1 | |
| Lymperopoulou, Angeliki | Angeliki Lymperopoulou | Actor | 1984 | 1 | |
| Leslie, James | James Leslie | Designer | 1984 | 1 | |
| Lark, Jumper | Jumper Lark | Actor | 1986 | 1 | |
| Lamberg, Silja | Silja Lamberg | Actor | 1983 | 1 | |
| Lechmann, Leontina | Leontina Lechmann | Actor | 1987 | 1 | |
| Lytra, Froso | Froso Lytra | Actor | 1989 | 1 | |
| Lekberg, J. | J. Lekberg | Actor | 1881 | 1 | |
| Lupton, Tom | Tom Lupton | Actor | 1993 | 1 | |
| Lepavzova, Petja | Petja Lepavzova | Actor | 1993 | 1 | |
| Ludwig, Ursula | Ursula Ludwig | Actor | 1983 | 1 | |
| Lubaszenko, Edward | Edward Lubaszenko | Actor | 1983 | 1 | |
| Lades, Wilhelm | Wilhelm Lades | Dramaturg | 1983 - 1984 | 2 | |
| Lambert, Gilles | Gilles Lambert | Costume Designer, Designer | 1993 - 2004 | 30 | |
| Lund, Carrie | Carrie Lund | Actor | 1983 | 1 | |
| Lunde, Eloise | Eloise Lunde | Costume Designer | 1983 | 1 | |
| Limacher, Antonia | Antonia Limacher | Actor | 1983 | 4 | |
| Larsson, Wenche | Wenche Larsson | Mask Maker | 1983 | 29 | |
| Lodge, Marty | Marty Lodge | Actor | 1995 | 1 | |
| Lehtonen, Jouni | Jouni Lehtonen | Composer | 1995 | 1 | |
| Lehmussaari, Raija | Raija Lehmussaari | Choreographer | 1995 | 1 | |
| Lark, Alistair | Alistair Lark | Sound Designer | 1997 | 1 | |
| Lüpke, Susanne | Susanne Lüpke | Actor | 1998 | 1 | |
| Lenkov, Kalojan | Kalojan Lenkov | Actor | 2001 | 1 | |
| Littler, Tom | Tom Littler | Director | 2005 | 2 | |
| Leveson, Claire | Claire Leveson | Costume Designer | 2005 | 2 | |
| Lynch, Finbar | Finbar Lynch | Actor | 2007 - 2025 | 4 | |
| Liebald, Luise | Luise Liebald | Actor | 2008 | 1 | |
| LeTendre, Chris | Chris LeTendre | Actor | 2008 | 1 | |
| Ludbrook, Liza | Liza Ludbrook | Actor | 2009 | 2 | |
| Luna, Phil | Phil Luna | Designer, Director | 2009 | 2 | |
| Luna, Luce | Luce Luna | Actor | 2009 | 1 | |
| Lesser, Anton | Anton Lesser | Actor | 2009 | 1 | |
| Leforestier, Virginie | Virginie Leforestier | Designer | 2009 - 2010 | 5 | |
| Laskar, Sylvie | Sylvie Laskar | Costume Designer | 2009 - 2010 | 5 | |
| Lowe, Margery | Margery Lowe | Actor | 2009 | 1 | |
| Lee, Kevin | Kevin Lee | Actor | 1972 | 3 | |
| Le Fevre, Fanny | Fanny Le Fevre | Actor | 1972 | 1 | |
| Livingstone, Ben | Ben Livingstone | Actor | 2009 | 1 | |
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