| Stanton, Ben | Ben Stanton (Ben Stanton) | Actor, Lighting Designer | 2003 - 2013 | 4 | |
| Shaw, Jane | Jane Shaw (Jane Shaw) | Sound Designer | 2004 - 2022 | 6 | |
| Shamoon, Ashley | Ashley Shamoon (Ashley Shamoon) | Actor | 2011 | 1 | |
| Schmidt, Willy | Willy Schmidt (Willy Schmidt) | Actor, Designer, Director | 1908 - 1933 | 3 | |
| Spamer, Heinrich | Heinrich Spamer (Heinrich Spamer) | Actor | 1908 - 1910 | 2 | |
| Schölermann, Henny | Henny Schölermann (Henny Schölermann) | Actor | 1906 | 4 | |
| Saldets'ka, Tetjana | Tetjana Saldets'ka (Tetjana Saldets'ka) | Actor | 2004 | 1 | |
| Sjirokorad, Katerina | Katerina Sjirokorad (Katerina Sjirokorad) | Actor | 2004 | 1 | |
| Sidorenko, Jevgenij | Jevgenij Sidorenko (Jevgenij Sidorenko) | Actor | 2004 | 1 | |
| Skumsvoll, Ane | Ane Skumsvoll (Ane Skumsvoll) | Actor | 2011 - 2013 | 2 | |
| Schille, Anders | Anders Schille (Anders Schille) | Sound Designer | 2010 - 2013 | 3 | |
| Samnøen, Erlend | Erlend Samnøen (Erlend Samnøen) | Choreographer | 2011 - 2012 | 2 | |
| Spencer, Lee | Lee Spencer (Lee Spencer) | Actor | 2011 | 1 | |
| Speake, Jess | Jess Speake (Jess Speake) | Actor | 2011 | 1 | |
| Smith, David E. | David E. Smith (David E. Smith) | Composer, Sound Designer | 2009 - 2011 | 3 | |
| Svavarsdóttir, Ása Hlín | Ása Hlín Svavarsdóttir (Ása Hlín Svavarsdóttir) | Director | 1993 | 1 | |
| Stuck, Sibylle | Sibylle Stuck (Sibylle Stuck) | Lighting Designer | 2000 - 2013 | 6 | |
| Sutton, Carey | Carey Sutton (Carey Sutton) | Actor | 1972 | 1 | |
| Smith, Richard L. | Richard L. Smith (Richard L. Smith) | Costume Designer, Designer, Lighting Designer | 1972 | 3 | |
| Sampson, Melinda | Melinda Sampson (Melinda Sampson) | Sound Designer | 1972 | 1 | |
| Skore, Tom T. | Tom T. Skore (Tom T. Skore) | Actor | 1975 | 1 | |
| Scott, Margaret | Margaret Scott (Margaret Scott) | Actor | 1984 | 1 | |
| Smith, Robert G. | Robert G. Smith (Robert G. Smith) | Designer, Lighting Designer | 1984 | 2 | |
| Swift, Katie | Katie Swift (Katie Swift) | Actor | 2011 | 2 | |
| Shelley, Carole | Carole Shelley (Carole Shelley) | Actor | 1973 | 1 | |
| Sullivan, Jeremiah | Jeremiah Sullivan (Jeremiah Sullivan) | Actor | 1973 - 1992 | 2 | |
| Scheffler, John | John Scheffler (John Scheffler) | Designer | 1973 | 1 | |
| Sullivan, Jr., Fred | Fred Sullivan, Jr. (Fred Sullivan, Jr.) | Actor, Director | 1998 - 2021 | 4 | |
| Salvatore, Marilyn | Marilyn Salvatore (Marilyn Salvatore) | Costume Designer | 2004 - 2011 | 2 | |
| Sarkar, Nikita Teresa | Nikita Teresa Sarkar (Nikita Teresa Sarkar) | Director, Lighting Designer | 2010 | 2 | |
| Seidel, Christa | Christa Seidel (Christa Seidel) | Actor | 1946 | 1 | |
| Stahl, Walter O. | Walter O. Stahl | Actor, Director | 1917 - 1933 | 27 | |
| Steffens, Marga | Marga Steffens (Marga Steffens) | Actor | 1922 | 1 | |
| Szillart, J. | J. Szillart (J. Szillart) | Actor | 1915 | 1 | |
| Schäfer, G. | G. Schäfer (G. Schäfer) | Actor | 1915 | 1 | |
| Schott, H. | H. Schott (H. Schott) | Actor | 1915 | 1 | |
| Seybold, Walther | Walther Seybold (Walther Seybold) | Actor | 1901 - 1905 | 2 | |
| Seybold, Moni | Moni Seybold (Moni Seybold) | Actor | 1899 - 1905 | 5 | |
| Seybold, Lilli | Lilli Seybold (Lilli Seybold) | Actor | 1899 - 1905 | 5 | |
| Saiti, Marlen | Marlen Saiti (Marlen Saiti) | Actor | 2010 | 1 | |
| Stylianou, Natalia | Natalia Stylianou (Natalia Stylianou) | Choreographer | 2010 | 1 | |
| Sussin, Sandro | Sandro Sussin (Sandro Sussin) | Lighting Designer | 2011 | 1 | |
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