Producent
Dirigent
Regisseur
Old Galileo
Young Galileo
Pope Urban VIII
Cardinal Barberini
1. Cardinal
2. Cardinal
Duchess Christina
Marie Celeste
Sagredo
Marie de' Medicis
Scribe
1. Oracle
2. Oracle
1. Inquisitor
2. Inquisitor
Priest
3. Cardinal
Father of Merope
Simplicio
Galileo jung/Der Tod
1. Kardinal/1. Inquisitor/1. Orakel/Ein Gondoliere
Diener/2. Orakel/Ein Priester
Set designer
Kostuum ontwerper
Dramaturg