| Lanchbery, John | John Lanchbery | Sound Designer | 1986 - 1996 | 2 | |
| Löfmark, Elisabeth | Elisabeth Löfmark | Actor | 1997 | 2 | |
| Lindgren, Anneli | Anneli Lindgren | Actor | 1997 | 2 | |
| Liedgren, Jonas | Jonas Liedgren | Actor | 1997 | 2 | |
| Lindquist, Emma | Emma Lindquist | Actor | 1997 | 2 | |
| Lindgren, Ellenor | Ellenor Lindgren | Actor | 1997 | 2 | |
| Lindgren, Josefin | Josefin Lindgren | Actor | 1997 | 2 | |
| Lindgren. Ida | Ida Lindgren | Actor | 1997 | 2 | |
| Lukanov, Boris | Boris Lukanov | Actor | 1996 - 2001 | 2 | |
| LeBow, Will | Will LeBow | Actor | 1996 - 1999 | 2 | 1 |
| Lüthy, Christine | Christine Lüthy | Actor | 1995 | 2 | |
| Lemêtre, Jean-Jacques | Jean-Jacques Lemêtre | Composer | 1995 - 2004 | 2 | |
| Loukia, Loukia | Loukia Loukia | Costume Designer | 1994 - 1995 | 2 | |
| Libor, Katalin | Katalin Libor | Costume Designer, Designer | 1994 - 2001 | 2 | |
| Lee, Michael | Michael Lee | Actor | 1998 - 2018 | 2 | |
| Lee, Ming Cho | Ming Cho Lee | Designer | 1969 - 1998 | 2 | |
| Lewis, Joe | Joe Lewis | Actor | 2015 - 2018 | 2 | |
| Lastretti, Adolfo | Adolfo Lastretti | Actor | 1969 | 2 | |
| Lago, Salvatore | Salvatore Lago | Actor | 1969 | 2 | |
| Lux, Anne-Marie | Anne-Marie Lux | Actor | 2014 - 2018 | 2 | |
| Løberg, Berit | Berit Løberg | Actor, Dancer | 1969 | 2 | |
| Langen, Inge | Inge Langen | Actor | 1968 - 1976 | 2 | |
| Lall, Anusha | Anusha Lall | Choreographer | 2008 | 2 | |
| Lundgren, Annika | Annika Lundgren | Actor | 2000 - 2004 | 2 | 1 |
| Lang, Charles | Charles Lang | Actor | 1968 | 2 | |
| Laybourn, Margaret | Margaret Laybourn | Actor | 1960 - 1968 | 2 | |
| Lavino, Stephen | Stephen Lavino | Actor | 1967 | 2 | |
| Lumm, Uta | Uta Lumm | Actor | 1967 | 2 | |
| Liljefors, Jerk | Jerk Liljefors | Adaptation, Director | 1967 | 2 | |
| Lähteenmäki, Leo | Leo Lähteenmäki | Actor | 1966 - 1967 | 2 | |
| Lontou, Afroditi | Afroditi Lontou | Actor | 1967 | 2 | |
| Lier, Jürgen | Jürgen Lier | Actor | 1967 | 2 | |
| Løkkeberg, Cecilie | Cecilie Løkkeberg | Actor | 1957 - 1967 | 2 | |
| Liefers, Heinz | Heinz Liefers | Actor | 1967 | 2 | |
| Lewy, Tom | Tom Lewy | Actor | 1966 | 2 | |
| Lyon, Fritz | Fritz Lyon | Actor | 1966 | 2 | |
| Leonhardt, Herbert | Herbert Leonhardt | Actor | 1966 | 2 | |
| Lynch, Charles, O. | Charles O. Lynch | Actor | 1965 | 2 | |
| Liaros, Pavlos | Pavlos Liaros | Actor | 1965 - 1979 | 2 | |
| Lima, Pontes, Paula | Pontes Paula Lima | Translator | 1961 - 1965 | 2 | |
| Lingenfelder, Charl-Johan | Charl-Johan Lingenfelder | Musical Director | 2015 - 2016 | 2 | |
| Le Roux, Birrie | Birrie Le Roux | Costume Designer | 2015 - 2016 | 2 | |
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