| Oper Zürich | |||
| Ilan Volkov | Musikalische Leitung | ||
| Evgeny Titov | Regie | ||
| Rufus Didwiszus | Bühnenbild | ||
| Falk Bauer | Kostüme | ||
| Martin Gebhardt | Licht | ||
| Philharmonia Zürich | |||
| Claus Spahn | Dramaturgie | ||
| Ivan Ludlow | Bariton | King | 2023 Mai 21, 25, 27 |
| Lauri Vasar | Bariton | King | 2023 Jun 02, 04, 08, 11 mat |
| Jeanine De Bique | Sopran | Isabel | |
| Björn Bürger | Bariton | Gaveston / Stranger | |
| Mark Milhofer | Tenor | Mortimer | |
| Sunnyboy Dladla | Tenor | Boy / Young King | |
| Georgia Melville | Sopran | Witness 1 / Singer 1 / Woman 1 | |
| Josy Santos | Sopran | Witness 2 / Singer 2 / Woman 2 | |
| Andrew Moore | Bass | Witness 3 / Madman |