| Lygizos, Mitsos | Mitsos Lygizos | Actor, Director | 1945 - 1997 | 11 | |
| Lüdemann, Birgit | Birgit Lüdemann | Actor | 2012 | 1 | |
| Lorenz, Haide | Haide Lorenz | Actor | 1961 | 1 | |
| Lacome-Shaw, Max | Max Lacome-Shaw | Actor | 2011 | 1 | |
| Laing, Andrea | Andrea Laing | Actor | 2011 | 1 | |
| Langstaff, Adam | Adam Langstaff | Actor | 2011 | 1 | |
| Lobbes, Marcus | Marcus Lobbes | Director | 2011 | 1 | |
| Luse, James | James Luse | Actor | 2011 | 1 | |
| Laurimore, Jon | Jon Laurimore | Actor | 1961 | 1 | |
| Lacey, Jacqueline | Jacqueline Lacey | Actor | 1961 | 1 | |
| Lalehzari, Naser | Naser Lalehzari | Mask Maker | 1961 | 1 | |
| Langer, Joachim | Joachim Langer | Actor | 1961 | 1 | |
| Lopez, Franchesca | Franchesca Lopez | Actor | 2011 | 12 | |
| Leighton, Margaret | Margaret Leighton | Actor | 1944 - 1961 | 3 | |
| Lerew, Lawrence | Lawrence Lerew | Mask Maker | 1961 | 1 | |
| Levy, Alan, W. | Alan W. Levy | Actor | 1961 | 1 | |
| Lampenius, Börje | Börje Lampenius | Actor | 1961 | 1 | |
| Levine, Barry | Barry Levine | Actor | 1961 | 1 | |
| Levine, Sol | Sol Levine | Actor | 1961 | 1 | |
| Lewis, Roger | Roger Lewis | Actor | 1961 | 1 | |
| Lewis, Wendy | Wendy Lewis | Actor | 1961 | 1 | |
| Leitner, Ulrich | Ulrich Leitner | Costume Designer, Designer | 2011 | 2 | |
| Ljungberg, Jiro | Jiro Ljungberg | Actor | 2012 | 1 | |
| Lugosch, Joe | Joe Lugosch | Actor | 2011 - 2021 | 3 | |
| Lindgren, Alan | Alan Lindgren | Actor | 1961 - 1962 | 2 | |
| Leonard, Hugh | Hugh Leonard | Adaptation | 1961 | 1 | |
| López, Bertha, Mendoza | Bertha Mendoza López | Costume Designer | 1961 | 1 | |
| Logan, Lainey | Lainey Logan | Actor | 2012 | 2 | |
| Le Boeuf, Michelle | Michelle Le Boeuf | Actor | 2012 | 2 | |
| Llamas, Rafael | Rafael Llamas | Actor | 1961 | 1 | |
| Lund, Kay | Kay Lund | Dancer | 1961 | 1 | |
| Lieker, Heinz | Heinz Lieker | Actor | 1961 | 1 | |
| Lademann, Felix | Felix Lademann | Actor | 1961 | 1 | |
| Lüönd, Walo | Walo Lüönd | Actor | 1961 | 1 | |
| Lindblad, Gunnar | Gunnar Lindblad | Designer | 1958 - 1961 | 2 | |
| Lantz, Jörgen | Jörgen Lantz | Actor | 1961 | 1 | |
| Lubahn, Siegfried | Siegfried Lubahn | Actor | 1961 | 1 | |
| Lohmann, Karl | Karl Lohmann | Actor | 1961 | 1 | |
| Leufvén, Åke | Åke Leufvén | Actor | 1961 | 1 | |
| Leibbrand, Eileen | Eileen Leibbrand | Actor | 1961 | 1 | |
| Long, Roger | Roger Long | Actor | 1960 | 1 | |
| Lid, Sonja | Sonja Lid | Actor | 1960 | 1 | |
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