| San Gil, Amalia | Amalia San Gil | Actor | 1974 | 1 | |
| Salgueró, Manuel | Manuel Salgueró | Actor | 1974 | 1 | |
| Sandler, Susan | Susan Sandler | Actor | 1974 - 1975 | 2 | |
| Swartz, Marlene | Marlene Swartz | Actor, Adaptation, Director | 1974 - 1975 | 3 | |
| Stefansson, Ove | Ove Stefansson | Actor | 1974 - 1975 | 4 | |
| Seldte, Gesina | Gesina Seldte | Costume Designer | 1974 - 1977 | 2 | |
| Szinetár, Miklós | Miklós Szinetár | Director | 1974 - 1978 | 2 | 1 |
| Spassov, Ivan | Ivan Spassov | Composer | 1974 - 1978 | 4 | |
| Samaniego, Rafael | Rafael Samaniego | Actor, Director | 1974 - 1978 | 3 | |
| Sainz de la Maza, Alicia | Alicia Sainz de la Maza | Actor | 1974 - 1980 | 4 | |
| Saint, Eric | Eric Saint | Actor | 1974 - 1981 | 2 | |
| Sunde, Karen | Karen Sunde | Actor, Dramaturg | 1974 - 1981 | 5 | 1 |
| Shotwell, Sandra | Sandra Shotwell | Actor, Adaptation | 1974 - 1991 | 4 | |
| Storm, Emy | Emy Storm | Actor | 1974 - 1997 | 7 | 1 |
| Siegenthaler, Peter | Peter Siegenthaler | Actor | 1974 - 1999 | 3 | 1 |
| Schwientek, Norbert | Norbert Schwientek | Actor | 1974 - 2006 | 9 | 1 |
| Scogin, Robert | Robert Scogin | Actor, Adaptation, Director | 1974 - 2009 | 7 | |
| Sundquist, Bjørn | Bjørn Sundquist | Actor | 1974 - 2012 | 17 | 2 |
| Schwartzkopff, Helga | Helga Schwartzkopff | Costume Designer, Designer | 1975 | 2 | |
| Schwyzer, Andrea | Andrea Schwyzer | Actor | 1975 | 1 | |
| Sluis, Leah | Leah Sluis | Actor | 1975 | 1 | |
| Sablic, Jelisaveta | Jelisaveta Sablic | Actor | 1975 | 1 | |
| Shulman, Helen Ingram | Helen Ingram Shulman | Producer | 1975 | 1 | |
| Segal, David F. | David F. Segal | Designer, Lighting Designer | 1975 | 2 | |
| Skore, Tom T. | Tom T. Skore | Actor | 1975 | 1 | |
| Stein, Martin Aaron | Martin Aaron Stein | Lighting Designer | 1975 | 2 | |
| Schreiber, Peter | Peter Schreiber | Actor | 1975 | 1 | |
| Schuh, Friedhelm | Friedhelm Schuh | Actor | 1975 | 1 | |
| St. Clement, Pam | Pam St. Clement | Actor | 1975 | 8 | 1 |
| Scanzoni, Mario | Mario Scanzoni | Actor | 1975 | 1 | |
| Salveti, Lorenzo | Lorenzo Salveti | Adaptation, Director | 1975 | 20 | |
| Saponi, Claudio | Claudio Saponi | Actor | 1975 | 10 | |
| Scheffer, Dick | Dick Scheffer | Actor | 1975 | 2 | |
| Scott, Dennis | Dennis Scott | Actor | 1975 | 1 | |
| Stephenson, Pamela | Pamela Stephenson | Actor | 1975 | 1 | |
| Schaller-Glass, Barbara | Barbara Schaller-Glaß | Actor | 1975 | 1 | |
| Seidel, Rolf | Rolf Seidel | Actor | 1975 | 3 | |
| Stache, Andrea | Andrea Stache | Actor | 1975 | 2 | |
| Schmitt, Rainer | Rainer Schmitt | Actor | 1975 | 1 | |
| Shapiro, Leonardo | Leonardo Shapiro | Director | 1975 | 1 | 1 |
| Skiptares, Theodora | Theodora Skiptares | Costume Designer | 1975 | 1 | |
| Selalmazidou, Soula | Soula Selalmazidou | Actor | 1975 | 4 | |
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