| Sigurjónsson, Sigurður | Sigurður Sigurjónsson | Actor | 1991 - 1996 | 3 | |
| Sánchez, Marcelo | Marcelo Sánchez | Actor | 1990 | 3 | |
| Schories, Michael | Michael Schories | Actor | 1992 - 1999 | 3 | |
| Staack, Ursula | Ursula Staack | Actor | 1991 | 3 | |
| Shabaviz, Sadegh | Sadegh Shabaviz | Actor | 1991 | 3 | |
| Schopov, Naum | Naum Schopov | Actor | 1988 | 3 | |
| Stewart, Anita | Anita Stewart | Designer, Director | 1992 - 2009 | 3 | |
| Siklos, Csanad, Z. | Csanad Z. Siklos | Translator | 1992 - 2000 | 3 | 1 |
| Shea, John | John Shea | Actor | 1947 - 1988 | 3 | 1 |
| Sato, Orie | Orie Sato | Actor | 1992 - 1994 | 3 | |
| Svalberg, Göran | Göran Svalberg | Actor, Dancer | 1992 - 2006 | 3 | |
| Skopalová, Lenka | Lenka Skopalová | Actor | 1993 - 2004 | 3 | 1 |
| Spiliopoulos, Panagiotis | Panagiotis Spiliopoulos | Actor | 1993 - 2001 | 3 | |
| Schloemer, Ulrike | Ulrike Schloemer | Actor | 1993 - 1999 | 3 | |
| Steckel, Frank-Patrick | Frank-Patrick Steckel | Adaptation, Director | 1993 - 2017 | 3 | 1 |
| Schmidt-Futterer, Andrea | Andrea Schmidt-Futterer | Costume Designer, Designer | 1993 - 1998 | 3 | |
| Strohschneider, Katja | Katja Strohschneider | Costume Designer | 2011 - 2022 | 3 | |
| Sobel, Shepard | Shepard Sobel | Director | 1994 - 2005 | 3 | 1 |
| Schirdewahn, Brigitta | Brigitta Schirdewahn | Actor | 1982 | 3 | |
| Schröder, Joachim | Joachim Schröder | Musical Director, Sound Designer | 1994 - 2006 | 3 | |
| Stevens, Roy, K. | Roy K. Stevens | Actor | 1978 - 1980 | 3 | |
| Schmidt, Jochen | Jochen Schmidt | Actor | 1966 - 1980 | 3 | 1 |
| Semjonova, Angelina | Angelina Semjonova | Actor | 1989 - 1997 | 3 | |
| Siedhoff, Burkhart | Burkhart Siedhoff | Actor | 1997 - 2006 | 3 | |
| Schulz, Christian | Christian Schulz | Actor | 1996 - 2001 | 3 | 1 |
| Schubart, Marianne | Marianne Schubart | Actor | 1986 - 1997 | 3 | |
| Sochor, Hilde | Hilde Sochor | Actor | 1963 - 1995 | 3 | |
| Svenson, Hr. | Hr. Svenson | Actor | 1880 | 3 | |
| Spóner, Emília | Emília Spóner | Actor | 1891 - 1915 | 3 | |
| Schmidt, Titti | Titti Schmidt | Actor | 1995 | 3 | |
| Söderkvist, Lena | Lena Söderkvist | Actor | 1995 | 3 | |
| Sirkó, László | László Sirkó | Actor | 1996 | 3 | |
| Sághy, Tamás | Tamás Sághy | Actor | 1996 | 3 | |
| Szokolai, Péter | Péter Szokolai | Actor | 1996 | 3 | |
| Simoni, Aurélio de | Aurélio de Simoni | Lighting Designer | 1997 - 1998 | 3 | |
| Szabó, Tibor | Tibor Szabó | Actor, Lighting Designer | 1972 - 1999 | 3 | |
| Skog, K G | K G Skog | Actor | 1997 | 3 | |
| Saha, Subhasis | Subhasis Saha | Sound Designer | 2006 - 2007 | 3 | |
| Stutzmann, Waldemar | Waldemar Stutzmann | Actor | 1996 - 2001 | 3 | |
| Schöfer, Timo Ben | Timo Ben Schöfer | Actor | 1995 - 2011 | 3 | 1 |
| Stock, Hermann | Hermann Stock | Translator | 1967 - 1995 | 3 | 1 |
| Siegrist, Beat | Beat Siegrist | Actor | 1995 | 3 | |
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