| Svendsen, Morten L. | Morten L. Svendsen | Musical Director | 1913 - 1921 | 3 | |
| Sveilis, Miķelis | Miķelis Sveilis | Actor | 1913 - 1915 | 3 | |
| Schwenzen, Hjalmar | Hjalmar Schwenzen | Actor | 1918 - 1925 | 3 | |
| Shiomi, Yo | Yo Shiomi | Actor | 1924 - 1928 | 3 | |
| Savva, Nana | Nana Savva | Composer, Musician | 1973 - 1974 | 3 | |
| Swartz, Marlene | Marlene Swartz | Actor, Adaptation, Director | 1974 - 1975 | 3 | |
| Storck, Helga | Helga Storck | Actor | 1970 - 1971 | 3 | |
| Salvini, - | - Salvini | Dramaturg | 1928 | 3 | |
| Simoneschi, Mrs. | Mrs. Simoneschi | Actor | 1928 | 3 | |
| Speaight, Robert | Robert W. Speaight | Actor | 1925 - 1930 | 3 | |
| Steenshorne, Aage | Aage Steenshorne | Actor, Designer | 1928 | 3 | |
| Skjerning, Valdemar | Valdemar Skjerning | Actor | 1928 - 1966 | 3 | 1 |
| Sydness, Richard | Richard Sydness | Actor, Designer, Lighting Designer | 1978 | 3 | |
| Sallinen, Nina | Nina Sallinen | Actor | 1995 - 2018 | 3 | |
| Schanzara, Tana | Tana Schanzara | Actor | 1966 - 1977 | 3 | 1 |
| Speakman, Walter | Walter Speakman | Actor | 1929 | 3 | |
| Smith, Maggie | Maggie Smith | Actor | 1964 - 1970 | 3 | 1 |
| Siegenthaler, Peter | Peter Siegenthaler | Actor | 1974 - 1999 | 3 | 1 |
| Schmitz, Rudolf | Rudolf Schmitz | Actor, Director | 1970 - 1990 | 3 | |
| Sangster, Alfred | Alfred Sangster | Actor | 1913 - 1934 | 3 | |
| Sagia, Katerina | Katerina Sagia | Actor | 1978 | 3 | |
| Seidel, Rolf | Rolf Seidel | Actor | 1975 | 3 | |
| Sears, Heather | Heather Sears | Actor | 1975 - 1980 | 3 | |
| Shropshire, Noble | Noble Shropshire | Actor, Composer | 1975 - 1981 | 3 | |
| Scharsich, Lothar | Lothar Scharsich | Costume Designer, Designer | 1975 - 1995 | 3 | |
| Sponnich, Nina, Eileen | Nina Eileen Sponnich | Actor | 2013 - 2020 | 3 | |
| Stelzhammer, Stella | Stella Stelzhammer | Actor | 2013 - 2014 | 3 | |
| Schull, Rebecca | Rebecca Schull | Actor | 1973 - 2003 | 3 | |
| Swetland, William | William Swetland | Actor | 1967 - 1973 | 3 | |
| Stein, Walther K. | Walther K. Stein | Actor | 1961 - 1973 | 3 | |
| Stepanek, Lilly | Lilly Stepanek | Actor | 1978 - 1979 | 3 | |
| Sellæg, Sissel | Sissel Sellæg | Actor | 1961 - 1988 | 3 | 1 |
| Swift, Susan | Susan Swift | Actor, Costume Designer, Designer | 1973 | 3 | |
| Shepard, John | John Shepard | Actor | 1979 - 2016 | 3 | 2 |
| Striebeck, Jochen | Jochen Striebeck | Actor | 1972 - 1979 | 3 | |
| Schmidt, Theodor | Theodor Schmidt | Actor | 1972 - 1993 | 3 | |
| Sigurbjörnsson, Jón | Jón Sigurbjörnsson | Actor | 1962 - 1976 | 3 | |
| Seitz, Stefanie | Stefanie Seitz | Costume Designer, Designer | 1995 - 2014 | 3 | |
| Sinclair, Malcolm | Malcolm Sinclair | Actor | 1979 - 2019 | 3 | 1 |
| Storebø, Tore Steinar | Tore Steinar Storebø | Actor | 1981 | 3 | 1 |
| Schwarz, Ludwig | Ludwig Schwarz | Actor | 1908 | 3 | |
| Streitberger, Ilona | Ilona Streitberger | Actor | 1981 - 1992 | 3 | |
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