| Lock, Ulla | Ulla Lock | Actor | 1968 | 1 | |
| Larsen, Niels Bjørn | Niels Bjørn Larsen | Choreographer | 1968 | 1 | |
| Little, Diane | Diane Little | Actor | 1968 | 1 | |
| Lampridou, Ilias | Ilias Lampridou | Actor | 1968 | 3 | |
| Lehmeyer, John | John Lehmeyer | Costume Designer | 1968 | 1 | |
| Lichtenstein, Art | Art Lichtenstein | Actor | 1968 | 1 | |
| Levin, Mona | Mona Levin | Actor | 1968 | 1 | 1 |
| Lang, Charles | Charles Lang | Actor | 1968 | 2 | |
| Lockhart, Beverly | Beverly Lockhart | Actor | 1968 | 1 | |
| Lazareff, Serge | Serge Lazareff | Actor | 1968 | 1 | |
| Lee, Mark | Mark Lee | Actor | 1968 | 1 | |
| Lees, Paul | Paul Lees | Actor | 1968 | 1 | |
| Lassila, Iris-Lilja | Iris-Lilja Lassila | Actor | 1968 | 1 | |
| Lindfors, Jorma | Jorma Lindfors | Designer, Director | 1968 | 2 | |
| Lemnaru, Ion | Ion Lemnaru | Actor | 1968 | 1 | |
| Lavric, Paul | Paul Lavric | Actor | 1968 | 1 | |
| Lechmus, A. | A. Lechmus | Composer | 1968 | 1 | |
| Lucía, Ricardo | Ricardo Lucía | Director | 1968 | 1 | |
| Ladygin, Mihail | Mihail Ladygin | Actor | 1968 | 1 | |
| Luzina, Anna | Anna Luzina | Actor | 1968 | 1 | |
| Losev, Vladimir | Vladimir Losev | Actor | 1968 | 1 | |
| Lovric, Marijan | Marijan Lovric | Actor | 1968 | 1 | |
| Labetič, Živka | Živka Labetič (Живка Лабетиќ) | Actor | 1968 | 1 | |
| Langen, Inge | Inge Langen | Actor | 1968 - 1976 | 2 | |
| Larsen, John | John Larsen | Actor | 1968 - 1980 | 2 | |
| Lydersen, Lillian | Lillian Lydersen | Actor | 1968 - 1988 | 25 | 1 |
| Lawless, James J. | James J. Lawless | Actor | 1968 - 1994 | 2 | |
| Lakomý, Ladislav | Ladislav Lakomý | Actor | 1968 - 2012 | 3 | |
| Lee, Eugene | Eugene Lee | Designer, Lighting Designer | 1968 - 2013 | 9 | 1 |
| Lewin, Jan | Jan Lewin | Actor, Director, Translator | 1968 - 2014 | 10 | 1 |
| Leder, Peter | Peter Leder | Director | 1969 | 1 | |
| Lipinsky, Miloslav | Miloslav Lipinsky | Choreographer | 1969 | 1 | |
| Love, Richard | Richard Love | Actor | 1969 | 1 | |
| Liškutín, Alois | Alois Liškutín | Actor | 1969 | 1 | |
| Lamparter, Vilém | Vilém Lamparter | Actor | 1969 | 1 | |
| Lett, Raymond | Raymond Lett | Designer | 1969 | 1 | |
| Long, Michael | Michael Long | Actor | 1969 | 1 | |
| Lengyel, Ildikó | Ildikó Lengyel | Actor | 1969 | 1 | |
| Lászay, Andrea | Andrea Lászay | Dancer | 1969 | 1 | |
| Lamprecht, Günter | Günter Lamprecht | Actor | 1969 | 1 | |
| Lastretti, Adolfo | Adolfo Lastretti | Actor | 1969 | 2 | |
| Lago, Salvatore | Salvatore Lago | Actor | 1969 | 2 | |
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