| Seul, Nicole | Nicole Seul | Lighting Designer | 2018 | 1 | |
| Smith, Victoria | Victoria Smith | Actor, Costume Designer | 2018 - 2019 | 2 | |
| Shoffner, Kristin | Kristin Shoffner | Actor, Director | 2018 | 2 | |
| Stiegler, Josef | Josef Stiegler | Actor | 1925 | 1 | |
| Sundberg, Carl, Gustaf | Carl Gustaf Sundberg | Actor | 1874 - 1883 | 4 | |
| Strandberg, Hr. | Hr. Strandberg | Actor | 1874 - 1875 | 2 | |
| Southey, Paul | Paul Southey | Actor | 2018 | 1 | |
| Sorenson-Brown, Jasper | Jasper Sorenson-Brown | Actor | 2018 | 1 | |
| Seidcheck, Holly | Holly Seidcheck | Actor | 2018 | 1 | |
| Sturt, Ryan | Ryan Sturt | Actor | 2018 | 1 | |
| Sharif, Sean | Sean Sharif | Actor | 2018 | 1 | |
| Scheller, Sophie | Sophie Scheller | Actor | 2018 | 1 | |
| Scott, Lorenzo | Lorenzo Scott | Actor | 2018 | 1 | |
| Susman, Courtney | Courtney Susman | Actor | 2018 | 1 | |
| Sawyer, Cathey | Cathey Sawyer | Director | 2018 | 1 | |
| Sillett, Alice | Alice Sillett | Director | 2018 | 20 | |
| Sadd, Sheri | Sheri Sadd | Actor | 2018 | 20 | |
| Schmelz, Amanda | Amanda Schmelz | Actor | 2017 - 2020 | 9 | |
| SUGIMURA, Seiko | Seiko SUGIMURA | | | | |
| SUGIMURA, Seiko | Seiko SUGIMURA | Actor | 2018 | 3 | |
| Sommar, Frk. | Frk. Sommar | Actor | 1885 - 1886 | 6 | |
| Sorbo, Anna Roberta | Anna Roberta Sorbo | Musician | 2018 - 2019 | 5 | |
| Seney, Ron | Ron Seney | Actor | 2018 | 1 | |
| Summers, L., J. | L. J. Summers | Actor | 2018 | 1 | |
| Schaeffer, Lou | Lou Schaeffer | Costume Designer, Lighting Designer | 2018 | 2 | |
| Scangarella, Jamie | Jamie Scangarella | Actor | 2018 | 3 | |
| Schneider, Hailey | Hailey Schneider | Actor | 2018 | 3 | |
| Singh, Simrandeep | Simrandeep Singh | Actor | 2018 | 3 | |
| Salvador, Mónica | Mónica Salvador | Actor | 2018 | 1 | |
| Smith, Alan | Alan Smith | Lighting Designer, Sound Designer | 1972 - 1975 | 2 | |
| Scrivener, Kay | Kay Scrivener | Actor | 1975 | 1 | |
| Suddis, Matthew | Matthew Suddis | Designer | 1983 | 1 | |
| Shipley, Tony | Tony Shipley | Lighting Designer | 1961 - 1969 | 2 | |
| Sorley, Sheila | Sheila Sorley | Actor | 1961 - 1969 | 2 | |
| Spiers, Garth | Garth Spiers | Actor | 1969 | 2 | |
| Suggars, Elisabeth | Elisabeth Suggars | Actor | 1969 | 1 | |
| Shepherd, Betty | Betty Shepherd | Actor | 1945 | 1 | |
| Smith, Francis, W. | Francis W. Smith | Actor | 1945 | 1 | |
| Smith, Charles | Charles Smith | Actor | 1945 | 1 | |
| Schilffer, Friedrich | Friedrich Schilffer | Actor | 1905 | 1 | |
| Sutton, Keddy | Keddy Sutton | Actor | 2018 | 1 | |
| Sidiropoulos, Rafail | Rafail Sidiropoulos | Actor | 2018 | 1 | |
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