| Friedrich Dürrenmatt |
– Playwright |
| Carl Fredrik Engelstad |
– Translation |
| Bjørn Endreson |
– Direction |
| Bjørn Endreson |
– Stage design |
| Bjørn Endreson |
– Costume design |
| Peter Bredal |
– Actor (Guhl, politimann) |
| Sigve Bøe |
– Actor (Wilfried-Kaspar, Fru Lindas sønn) |
| Roar Forgaard |
– Actor (Jörg-Lukas, Fru Roses sønn) |
| Odd Furøy |
– Actor (Johann Wilhelm Möbius, pasient) |
| Torbjørn Halvorsen |
– Actor (Misjonær Oskar Rose) |
| Per Øyvind Hovland |
– Actor (Adolf-Friedrich, Fru Roses sønn) |
| Thor Inge Kristiansen |
– Actor (Herbert Georg Beutler, kalt Newton, pasient) |
| Leif Larsen |
– Actor (Murillo, pleier) |
| Egil Lorck |
– Actor (Richard Voss, politiinspektør) |
| Thorleif Mikkelsen |
– Actor (Ernst Heinrich Ernesti, kalt Einstein, pasient) |
| Kent Nilssen |
– Actor (Blocher, politimann) |
| Edith Ottosen |
– Actor (Fru Linda Rose) |
| Anita Rummelhoff |
– Actor (Marta Boll, oversøster) |
| Guri Stormoen |
– Actor (Dr., frk. Mathilde von Zahnd) |
| Terje Thorstensen |
– Actor (McArthur, pleier) |
| Inger-Lise Westby |
– Actor (Monika Stettler, sykepleierske) |
| Olav Aasmundtveit |
– Actor (Uwe Sievers, overpleier) |
| Kent Nilssen |
– Director’s assistant |
