Producent
State Opera Varna
Dirigent
Borislav Ivanov
Regisseur
Kuzman Popov
Flora Bervoix
Marina Ivanova
Annina
Galina Velikova
Il dottor Grenvil
(Dokter Grenvil)
Petar Petrov
Giuseppe
Anatoli Romanov
Set designer
Varna, Bulgarije