Mikelangelo Loconte as Wolfgang Amadeus Mozart

Florent Mothe as Antonio Salieri

Solal as Leopold Mozart

Maéva Méline as Nannerl Mozart

Claire Pérot as Constance Weber

Mélissa Mars as Aloysia Weber

Merwan Rim as Le clown / L'aubergiste

Estelle Micheau as Cantatrice Lyrique (La Cavalieri)

Yamin Dib as Le Comte Rosenberg

Jean-Michel Meunier as Fridolin Weber / Joseph II

Patrice Maktav as Lorenzo Da Ponte

Jocelyne Sand as Anna-Maria Mozart

Mathias Jung as Colloredo / Le Tuteur / L'inconnu