| Schwenninger, Aurelia | Aurelia Schwenninger | Actor | 1970 | 2 | |
| Savage, Mary | Mary Savage | Actor | 1970 | 1 | |
| Spencer, Sally-Jane | Sally-Jane Spencer | Actor | 1970 | 2 | |
| Skipp, Raymond | Raymond Skipp | Actor | 1970 | 1 | |
| Salem, Pamela | Pamela Salem | Actor | 1970 | 1 | |
| Sorrentino, Liliana | Liliana Sorrentino | Actor | 1970 | 1 | |
| Scali, Renzo | Renzo Scali | Actor | 1970 | 1 | |
| Stanicyna, O. | O. Stanicyna | Actor | 1970 | 1 | |
| Satanovskij, L. | L. Satanovskij | Actor | 1970 | 1 | |
| Slavin, Aleksandr, Iljič | Aleksandr Iljič Slavin | Designer | 1970 | 1 | |
| Shahiqi, Muharrem | Muharrem Shahiqi (Мухарем Шахиќи) | Actor | 1970 | 1 | |
| Storck, Helga | Helga Storck | Actor | 1970 - 1971 | 3 | |
| Seniuk, Anna | Anna Seniuk | Actor | 1970 - 1971 | 2 | |
| Smulska, Elzibieta | Elzibieta Smulska | Dancer | 1970 - 1971 | 2 | |
| Stephens, Robert | Robert Stephens | Actor | 1970 - 1978 | 4 | |
| Schildknecht, Kurt Josef | Kurt Josef Schildknecht | Actor, Director | 1970 - 1979 | 2 | |
| Stahl, Herbert | Herbert Stahl | Costume Designer, Designer | 1970 - 1981 | 2 | |
| Szczuka, Wanda | Wanda Szczuka | Choreographer | 1970 - 1983 | 4 | |
| Striegel, Udo | Udo Striegel | Actor | 1970 - 1983 | 11 | |
| Schrader, Christine | Christine Schrader | Actor | 1970 - 1987 | 5 | |
| Schmitz, Rudolf | Rudolf Schmitz | Actor, Director | 1970 - 1990 | 3 | |
| Schmitt, Norbert | Norbert Schmitt | Actor | 1970 - 2006 | 2 | |
| Seweryn, Andrzej | Andrzej Seweryn | Actor | 1970 - 2021 | 22 | |
| Silver, Scott | Scott Silver | Actor | 1971 | 1 | |
| Stadler, John | John Stadler | Actor | 1971 | 1 | |
| Seiffer, David A. | David A. Seiffer | Director | 1971 | 1 | |
| Siegler, Ellery | Ellery Siegler | Actor | 1971 | 1 | |
| Siegler, Ned | Ned Siegler | Actor | 1971 | 1 | |
| Sem, Guri | Guri Sem | Actor | 1971 | 44 | |
| Sommerfeldt, Øistein | Øistein Sommerfeldt | Musical Director | 1971 | 44 | |
| Susseg, Oddbjørg | Oddbjørg Susseg | Actor | 1971 | 46 | |
| Sussel, Deborah | Deborah Sussel | Actor | 1971 | 1 | |
| Snider, Jenny | Jenny Snider | Actor | 1971 | 1 | |
| Schmidt, Douglas, W. | Douglas W. Schmidt | Designer | 1971 | 1 | |
| Sharkey, Susan | Susan Sharkey | Actor | 1971 | 1 | |
| Symonds, Barry | Barry Symonds | Actor | 1971 | 1 | |
| Sharir, David | David Sharir | Designer | 1971 | 1 | |
| Snickars, Lennart | Lennart Snickars | Actor | 1971 | 1 | |
| Schottenberger, Margit | Margit Schottenberger | Costume Designer | 1971 | 1 | |
| Sheridan, Brinsley | Brinsley Sheridan | Designer | 1971 | 1 | |
| Sheerin, Patricia | Patricia Sheerin | Costume Designer | 1971 | 1 | |
| Smith, Charles | Charles Smith | Actor | 1971 | 1 | |
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