| Siuda, Wolfgang | Wolfgang Siuda | Composer | 1991 - 2014 | 16 | 1 |
| Spiekermann, Nicole A. | Nicole A. Spiekermann | Actor | 1991 - 2014 | 10 | |
| Simoni, Carlo | Carlo Simoni | Actor | 1991 - 2013 | 19 | |
| Sherin, Mimi | Mimi Sherin | Lighting Designer | 1991 - 2013 | 2 | |
| Schnabel, Corinna | Corinna Schnabel | Actor | 1991 - 2013 | 9 | |
| Schnitzler, Barbara | Barbara Schnitzler | Actor | 1991 - 2011 | 10 | |
| Shaw, Fiona | Fiona Shaw | Actor | 1991 - 2011 | 5 | 1 |
| Skybell, Steven | Steven Skybell | Actor | 1991 - 2009 | 5 | |
| Shaw, David | David Shaw | Actor | 1991 - 2006 | 10 | |
| Schulz, Peter | Peter Schulz | Designer | 1991 - 2003 | 4 | 1 |
| Saito, Takashi | Takashi Saito | Actor | 1991 - 2002 | 2 | |
| Schüssler, Peer | Peer Schüssler | Actor | 1991 - 1998 | 8 | |
| Smith, Craig | Craig Smith | Actor | 1991 - 1997 | 3 | |
| Stone, Elise | Elise Stone | Actor | 1991 - 1997 | 3 | 1 |
| Szenajch, Andrzej | Andrzej Szenajch | Actor | 1991 - 1997 | 2 | |
| Stolberg, Markus | Markus Stolberg | Actor | 1991 - 1997 | 2 | 1 |
| Stoltenberg, Elke | Elke Stoltenberg | Actor | 1991 - 1996 | 2 | |
| Sigurjónsson, Sigurður | Sigurður Sigurjónsson | Actor | 1991 - 1996 | 3 | |
| Sellem, Marie-Lou | Marie-Lou Sellem | Actor | 1991 - 1996 | 5 | 1 |
| Sveen, Nora | Nora Sveen | Actor | 1991 - 1995 | 10 | |
| Sokołowska, Anna | Anna Sokołowska | Actor | 1991 - 1995 | 2 | |
| Sinanos, Andreas | Andreas Sinanos | Lighting Designer | 1991 - 1994 | 2 | |
| Stieblich, Anna | Anna Stieblich | Actor | 1991 - 1993 | 2 | |
| Sjöberg, Katarina | Katarina Sjöberg | Producer | 1991 - 1993 | 5 | |
| Stevensson, Kjell-Inge | Kjell-Inge Stevensson | Musical Director | 1991 - 1993 | 5 | |
| Scheer, Bob | Bob Scheer | Actor | 1991 - 1992 | 2 | |
| Stockley, Sandra | Sandra Stockley | Actor | 1991 - 1992 | 2 | |
| Scheldwacht, Esther | Esther Scheldwacht | Actor | 1991 - 1992 | 56 | |
| Smeets, Har | Har Smeets | Actor | 1991 - 1992 | 98 | |
| Sakaguchi, Reiko | Reiko Sakaguchi | Translator | 1991 | 1 | 1 |
| Scacchi, Greta | Greta Scacchi | Actor | 1991 | 1 | 1 |
| Schreiber-Just, Charlotte | Charlotte Schreiber-Just | Actor | 1991 | 1 | |
| Schwab, Walter | Walter Schwab | Costume Designer, Designer | 1991 | 2 | |
| Shiojima, Akihiko | Akihiko Shiojima | Actor | 1991 | 1 | |
| Simonini, Pierre | Pierre Simonini | Designer | 1991 | 1 | |
| Spitzer, Quint | Quint Spitzer | Actor | 1991 | 1 | |
| Skullerud, Hanne | Hanne Skullerud | Actor | 1991 | 1 | 1 |
| Slætten, Gunnhild | Gunnhild Slætten | Costume Designer | 1991 | 1 | |
| Skovdahl, Jonas | Jonas Skovdahl | Actor | 1991 | 1 | |
| Safonov, Evgenij | Evgenij Safonov | Designer | 1991 | 2 | |
| Siromahov, Rossen | Rossen Siromahov | Actor | 1991 | 1 | |
| Sánchez, Ricardo | Ricardo Sánchez | Director | 1991 | 1 | |
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