| La Monnaie | De Munt | | | |
| Alain Altinoglu | Conductor | | |
| Ralf Pleger | Director | | |
| Alexander Polzin | Set Designer | | |
| Wojciech Dziedzic | Costume Designer | | |
| La Monnaie Chorus | | | |
| La Monnaie Symphony Orchestra | | | |
| Christopher Ventris | Tenor | Tristan | 2019 May 04, 07, 10, 16, 19 mat |
| Bryan Register | Tenor | Tristan | 2019 May 02, 08, 12 mat, 14, 17 |
| Ann Petersen | Soprano | Isolde | 2019 May 02, 08, 12 mat, 14, 17 |
| Ricarda Merbeth | Soprano | Isolde | 2019 May 10, 16, 19 mat |
| Kelly God | Soprano | Isolde | 2019 May 04, 07 |
| Franz-Josef Selig | Bass | King Marke | |
| Andrew Foster-Williams | Bass | Kurwenal | |
| Wiard Witholt | Baritone | Melot, Helmsman | |
| Nora Gubisch | Soprano | Brangäne | 2019 May 02, 08, 12 mat, 14, 17 |
| Ève-Maud Hubeaux | Mezzo-soprano | Brangäne | 2019 May 04, 07, 10, 16, 19 mat |
| Ed Lyon | Tenor | Shepherd, Young seaman | |