| Lowe, Trevor | Trevor Lowe | Actor | 1905 - 1907 | 2 | |
| Lindenlaub, Th. | Th. Lindenlaub | Translator | 1906 - 1907 | 2 | |
| Lauritzen, Lauritz | Lauritz Lauritzen | Actor | 1909 - 1911 | 2 | |
| Lattin, J.D.B. | J. D. B. Lattin (J.D.B. Lattin) | Actor | 1909 | 2 | |
| Lane, J.C. | J. C. Lane (J.C. Lane) | Actor | 1909 | 2 | |
| Lauberts, Ērihs | Ērihs Lauberts | Actor, Director | 1909 - 1910 | 2 | |
| Luck, Emily | Emily Luck | Actor | 1910 - 1911 | 2 | |
| Lund, Else | Else Lund | Costume Designer | 1986 - 1993 | 2 | |
| Lysbakken, Sigurd | Sigurd Lysbakken | Adaptation, Director | 1993 | 2 | |
| Langleite, Alf Egil | Alf Egil Langleite | Lighting Designer | 1993 - 2006 | 2 | |
| Lie, Mons | Mons Lie | Lighting Designer | 1993 | 2 | |
| Langaas, Janne | Janne Langaas | Actor | 1994 - 1995 | 2 | |
| Lundgaard, Hilde | Hilde Lundgaard | Actor | 1995 - 1996 | 2 | |
| Larsson, Hillevi Skalmerud | Hillevi Skalmerud Larsson | Actor | 1996 - 2013 | 2 | |
| Lyth, Harald | Harald Lyth | Costume Designer, Designer | 1996 | 2 | |
| Larsen, Morten Nyheim | Morten Nyheim Larsen | Actor | 1999 | 2 | |
| Lillelien, Mina | Mina Lillelien | Actor | 1999 | 2 | |
| Litlere, Arnhild | Arnhild Litlere | Actor | 1999 - 2004 | 2 | |
| Løken, Petter | Petter Løken | Actor | 2000 | 2 | |
| Lorentzen, Indra | Indra Lorentzen | Choreographer | 2001 - 2015 | 2 | |
| Larsen, Hallgeir | Hallgeir Larsen | Actor | 2002 | 2 | |
| Lavik, Britt | Britt Lavik | Actor | 2002 | 2 | |
| Lunaris, - | - Lunaris | Composer | 2003 - 2004 | 2 | |
| Larsen, Henrik Berg | Henrik Berg Larsen | Actor | 2004 - 2009 | 2 | |
| Lorentzen, Ingrid | Ingrid Lorentzen | Actor | 2004 - 2005 | 2 | |
| Lien, Andreas Bagås | Andreas Bagås Lien | Actor | 2005 | 2 | |
| Lund, Nina | Nina Lund | Actor | 2006 | 2 | |
| Lærdal, Kristin Maria | Kristin Maria Lærdal | Actor | 2006 | 2 | |
| Laberg, Marte Myrset | Marte Myrset Laberg | Actor | 2006 | 2 | |
| Lundseie, Nina | Nina Lundseie | Actor | 2009 | 2 | 1 |
| Lyslo, Kolbjørn | Kolbjørn Lyslo | Sound Designer | 2010 - 2011 | 2 | |
| Lien, Marius | Marius Lien | Actor | 2011 - 2015 | 2 | |
| Løge, Marianne | Marianne Løge | Director, Sound Designer | 2011 | 2 | |
| Lillereiten, Frida | Frida Lillereiten | Actor | 2012 | 2 | |
| Ly, Anne Hedevig | Anne Hedevig Ly | Actor | 2012 | 2 | |
| Lysdahl, Asgeir O. Kydland | Asgeir O. Kydland Lysdahl | Actor, Musician | 2013 | 2 | |
| Lindhjem, Sven Håkon | Sven Håkon Lindhjem | Musician | 2013 | 2 | |
| Loddengaard, Stian | Stian Loddengaard | Actor | 2013 | 2 | |
| Lizeti, Eleni | Eleni Lizeti | Actor | 1911 - 1912 | 2 | |
| Liarov, Mattvei L. | Mattvei L. Liarov | Actor | 1912 | 2 | |
| Lus, Tilly | Tilly Lus | Actor | 1913 - 1916 | 2 | |
| Lobo-Braakensiek, Greta | Greta Lobo-Braakensiek | Actor | 1917 - 1918 | 2 | |
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