| Garsington Opera | ||
| Jonathan Cohen | Musikalische Leitung | |
| Annilese Miskimmon | Regie | |
| Nicky Shaw | Bühnenbild | |
| The Gascoigne Orchestra | ||
| Garsington Opera Chorus | ||
| Heidi Stober | Sopran | Semele |
| David Soar | Bass | Somnus, Cadmus |
| Christopher Ainslie | Countertenor | Athamas |
| Jurgita Adamonytė | Mezzosopran | Ino |
| Robert Murray | Tenor | Jupiter |
| Christine Rice | Mezzosopran | Juno |
| Llio Evans | Sopran | Iris |
| Mikael Onelius | Tenor | Apollo |
| Christian Valle | Bass | High Priest |