| Rintoul, David | David Rintoul | Actor | 1991 | 1 | |
| Ralijan, Nataša | Nataša Ralijan | Actor | 1991 | 7 | |
| Raeber, Yves | Yves Raeber | Adaptation, Director, Dramaturg | 1991 | 6 | |
| Roshardt, Ingrid | Ingrid Roshardt | Costume Designer | 1991 | 2 | |
| Roth, Ueli | Ueli Roth | Actor | 1991 | 2 | |
| Roth, Heidi | Heidi Roth | Actor | 1991 | 2 | |
| Richiger, Hansjürg | Hansjürg Richiger | Actor | 1991 | 2 | |
| Rodríguez, Juan Carlos | Juan Carlos Rodríguez | Designer | 1991 | 1 | |
| Riocerezo, Raúl | Raúl Riocerezo | Actor | 1991 | 1 | |
| Rubio, Edurne | Edurne Rubio | Actor | 1991 | 1 | |
| Rey, Javier | Javier Rey | Actor | 1991 | 1 | |
| Rohbeck, Uwe | Uwe Rohbeck | Actor | 1990 - 2019 | 8 | |
| Rupp, Katharina | Katharina Rupp | Actor, Adaptation, Director | 1990 - 2019 | 24 | 1 |
| Reksten, Rune | Rune Reksten | Actor | 1990 - 2019 | 129 | 1 |
| Radoš, Filip | Filip Radoš | Actor | 1990 - 2017 | 2 | |
| Rakšányiová, Jana | Jana Rakšányiová | Translator | 1990 - 2011 | 3 | 1 |
| Røhrt, Morten | Morten Røhrt | Actor | 1990 - 2006 | 13 | |
| Rauch, Peter | Peter Rauch | Actor | 1990 - 2005 | 31 | 1 |
| Rieder, Lilo | Lilo Rieder | Actor | 1990 - 2001 | 2 | |
| Rollin, René | René Rollin | Actor | 1990 - 1993 | 5 | 1 |
| Röder, Silke | Silke Röder | Actor | 1990 - 1993 | 2 | |
| Risdal, Arne | Arne Risdal | Musician | 1990 - 1992 | 3 | |
| Rudi, Harald | Harald Rudi | Musician | 1990 - 1992 | 3 | |
| Renolen, Kristina | Kristina Renolen | Actor, Musician | 1990 - 1991 | 2 | |
| Rabbit, Anthony | Anthony Rabbit | Designer | 1990 - 1991 | 5 | |
| Railsback, Joel | Joel Railsback | Actor | 1990 | 1 | |
| Rama, António | António Rama | Actor | 1990 | 1 | |
| Riedel, Anni | Anni Riedel | Actor | 1990 | 1 | |
| Rose, Tiffany | Tiffany Rose | Actor | 1990 | 1 | |
| Rundberg, Rolf | Rolf Rundberg | Actor | 1990 | 1 | |
| Ray, G. Douglas | G. Douglas Ray | Sound Designer | 1990 | 1 | |
| Ronkainen, Pekka | Pekka Ronkainen | Lighting Designer | 1990 | 1 | |
| Rosenthal, Daphna | Daphna Rosenthal | Actor | 1990 | 1 | |
| Reddemann, Manfred | Manfred Reddemann | Actor | 1990 | 1 | |
| Roethel, Christoph | Christoph Roethel | Director | 1990 | 1 | |
| Roethel, Ursula J. | Ursula J. Roethel | Mask Maker | 1990 | 1 | |
| Reggiani, Aldo | Aldo Reggiani | Actor | 1990 | 1 | |
| Reimann, Gisela | Gisela Reimann | Actor | 1990 | 1 | |
| Reimann, Viola | Viola Reimann | Actor | 1990 | 1 | |
| Reimann, Maria | Maria Reimann | Actor | 1990 | 1 | |
| Rudofsky, Jason | Jason Rudofsky | Actor | 1990 | 1 | |
| Robinson, Jonathan | Jonathan Robinson | Actor | 1990 | 1 | 1 |
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