Producent
(2021 maj. 29, 30; jun. 19, 20)
Conductor
Stage director
(2021 maj. 29; jun. 20)
(2021 maj. 29, 30; jun. 19, 20)
(2021 maj. 29, 30; jun. 19, 20)
Soprano
(2021 maj. 29, 30; jun. 19, 20)
Bass-baritone
(2021 maj. 29, 30; jun. 19, 20)
Pianist
(2021 maj. 29, 30; jun. 19, 20)