| Sommers, Chet | Chet Sommers | Actor | 1961 | 1 | 1 |
| Shaper, Kate | Kate Shaper | Actor | 2012 | 1 | 1 |
| Shevchuk, Anna | Anna Shevchuk | Actor | 2012 | 1 | 1 |
| Seck, Falilou | Falilou Seck | Actor | 2011 - 2012 | 4 | 1 |
| Solberg, Simon | Simon Solberg | Adaptation, Director, Set Designer | 2011 - 2022 | 4 | 1 |
| Shepherd-Bates, Frannie | Frannie Shepherd-Bates | Director | 2011 | 1 | 1 |
| Spatzeck-Olsen, Hans | Hans Spatzeck-Olsen | Designer | 2012 | 1 | 1 |
| Schuman, Lily | Lily Schuman | Actor | 2012 | 1 | 1 |
| Svendsen, Bjørg | Bjørg Svendsen | Actor | 1948 - 1960 | 26 | 1 |
| Svensson, Åke | Åke Svensson | Actor | 1941 - 1960 | 2 | 1 |
| Steffens, Anna | Anna Steffens | Actor, Adaptation, Designer, Director | 2011 | 4 | 1 |
| Staniewski, Wlodzimierz | Wlodzimierz Staniewski | Director | 2012 | 1 | 1 |
| Ströder, Julia | Julia Ströder | Costume Designer, Designer | 2012 - 2023 | 4 | 1 |
| Spoerli, Heinz | Heinz Spoerli | Adaptation, Choreographer, Director | 2011 - 2014 | 3 | 1 |
| Speers, Glenn | Glenn Speers | Actor | 2013 | 1 | 1 |
| Starheimsæter, Line | Line Starheimsæter | Actor | 2016 - 2021 | 20 | 1 |
| Skram, Britt Elise | Britt Elise Skram | Musical Director, Musician | 2014 | 10 | 1 |
| Sobrado, Francisco | Francisco Sobrado | Actor | 2013 | 1 | 1 |
| Schwind, Lene | Lene Schwind | Costume Designer | 2013 - 2018 | 2 | 1 |
| Steiner, Peter, Niklaus | Peter Niklaus Steiner | Actor, Director | 2013 | 2 | 1 |
| Schmidt, Wrenn | Wrenn Schmidt | Actor | 2013 | 1 | 1 |
| Svendsen, Torben, Anton | Torben Anton Svendsen | Director | 1956 - 2003 | 4 | 1 |
| Schaller, Christine | Christine Schaller | Actor | 2013 | 3 | 1 |
| Stock, Meike Anna | Meike Anna Stock | Actor | 2013 | 4 | 1 |
| Sallis, Peter | Peter Sallis | Actor | 1959 | 3 | 1 |
| Stein, Walter | Walter Stein | Actor | 1958 | 1 | 1 |
| Schulerud, Mentz | Mentz Schulerud | Director | 1958 | 1 | 1 |
| Schmidt, René | René Schmidt | Dramaturg | 2013 | 1 | 1 |
| Suarès, Guy | Guy Suarès | Director | 1957 | 1 | 1 |
| Smirnova, L. | L. Smirnova | Actor | 1957 | 1 | 1 |
| Schenkkan, Robert | Robert Schenkkan | Translator | 1942 - 1957 | 2 | 1 |
| Staub, August W. | August W. Staub | Director | 1998 | 1 | 1 |
| Steinmann, Valerie | Valerie Steinmann | Actor | 1954 - 1956 | 2 | 1 |
| Sierra, Julio, Luna | Julio Luna Sierra | Actor | 1956 | 1 | 1 |
| Sierra, Nicolás, Luna | Nicolás Luna Sierra | Actor | 1956 | 1 | 1 |
| Schwager, Jeff | Jeff Schwager | Actor | 2013 | 1 | 1 |
| Soller, Kyle | Kyle Soller | Actor | 2016 | 1 | 1 |
| Strååt, Hans | Hans Strååt | Actor | 1955 | 2 | 1 |
| Ström, Carl | Carl Ström | Actor | 1952 - 1955 | 3 | 1 |
| Schreck, Heidi | Heidi Schreck | Actor | 2000 - 2004 | 2 | 1 |
| Sačko, I. | I. Sačko | Actor | 1954 | 1 | 1 |
| Smith, Rolf, Falkenberg | Rolf Falkenberg Smith | Actor | 1952 - 1954 | 47 | 1 |
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