Producent
Dirigent
Regissör
Old Galileo
Young Galileo
Pope Urban VIII
Cardinal Barberini
1. Cardinal
2. Cardinal
Duchess Christina
Marie Celeste
Eos
Sagredo
Marie de' Medicis
Maria Maddalena
Scribe
1. Oracle
2. Oracle
1. Inquisitor
2. Inquisitor
Servant
Salviati
Father of Merope
Simplicio
Scenograf
Kostym designer
Ljus designer
Körledare
Koreograf