| Larnö, Jussi | Jussi Larnö | Actor | 2002 | 1 | |
| Leshinskie, Matt | Matt Leshinskie | Actor | 2002 | 1 | |
| Labus-Könnel, Barbara | Barbara Labus-Könnel | Actor | 2002 | 1 | |
| Lübeck, Hr. | Hr. Lübeck | Actor | 1878 | 1 | |
| Litten, Patricia | Patricia Litten | Actor | 2002 | 1 | |
| Lounsbery, Michael | Michael Lounsbery | Sound Designer | 2002 | 1 | |
| Liszi, Alexandra | Alexandra Liszi | Actor | 2002 | 1 | |
| Liapikou, Maria | Maria Liapikou | Actor | 2002 | 3 | |
| Lavranou, Maria | Maria Lavranou | Musician | 2002 | 1 | |
| Lippiett, David | David Lippiett | Actor, Producer | 2002 | 2 | |
| Leiter, Cole | Cole Leiter | Actor | 2002 | 1 | |
| Leigh Drum, Sonya | Sonya Leigh Drum | Costume Designer, Designer | 2002 - 2016 | 2 | |
| Lourenço, Sara | Sara Lourenço | Choreographer | 2002 | 1 | |
| Lavallee, Troy | Troy Lavallee | Actor | 2002 | 7 | |
| Lucaciu, Andrea | Andrea Lucaciu | Actor | 2002 | 12 | |
| Lee, Guy | Guy Lee | Lighting Designer, Sound Designer | 2002 | 2 | |
| Lampič, Miha | Miha Lampič | Choreographer | 2002 | 1 | |
| Leigh, Darby Jared | Darby Jared Leigh | Actor | 1997 | 1 | |
| Lekander, Hanne | Hanne Lekander | Actor | 1997 | 3 | |
| Lekander, Hanna | Hanna Lekander | Actor | 1997 - 2004 | 2 | |
| Lindberg, Petter | Petter Lindberg | Actor | 1997 | 5 | |
| Lindstedt, Janne | Janne Lindstedt | Composer | 1997 | 1 | |
| Lupton, Linda | Linda Lupton | Actor | 1997 | 1 | |
| Loj, Juraj | Juraj Loj | Actor | 2007 - 2021 | 5 | |
| Lindsay, Priscilla | Priscilla Lindsay | Actor | 2001 | 1 | |
| Loreti, Pino | Pino Loreti | Actor | 2001 | 1 | |
| Liland, Trond | Trond Liland | Actor | 1989 | 1 | |
| Loverbosch, Leonie | Leonie Loverbosch | Costume Designer | 1989 | 1 | |
| L. Ramsey, Tracy | Tracy L. Ramsey | Costume Designer | 2003 | 1 | |
| Lorenci, Minca | Minca Lorenci | Actor | 2003 | 1 | |
| Lakner, Daša | Daša Lakner | Actor, Dramaturg | 2003 | 2 | |
| Lukács, M. | M. Lukács | Actor | 1931 | 2 | |
| Lee, Barry | Barry Lee | Actor | 1989 | 4 | |
| Lane, Heatherlynn | Heatherlynn Lane | Lighting Designer | 2003 | 1 | |
| Luther, Marius | Marius Luther | Dramaturg | 1989 | 1 | |
| Lhuillier, Caroline | Caroline Lhuillier | Actor | 2003 - 2005 | 4 | |
| Lamour, Michaël | Michaël Lamour | Actor | 2003 - 2005 | 4 | |
| Lutz, Peter | Peter Lutz | Actor | 1997 | 5 | |
| Lorenz, Regina | Regina Lorenz | Designer | 2003 - 2005 | 2 | |
| Loring, Kevin | Kevin Loring | Actor | 2003 | 1 | |
| Latchford, Barry | Barry Latchford | Actor | 2003 | 6 | |
| Lewis, Kristian | Kristian Lewis | Actor | 2003 | 7 | |
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