Vojtěch Dyk as Josef Mysliveček

Barbara Ronchi as Caterina Gabrielli

Elena Radonicich as Marchioness

Lana Vlady as Anna Fracassati

Dario Lubatti as Carlo Fracassati, Anna's brother

Antonio De Matteo as Baron Manciniani, Anna's husband

Diego Pagotto as Orfeo Crispi

Alberto Cracco as Count Finocchietti

Pietro Tammaro as Impresario Santoro

Federica Vecchio as Cornelia Rezzi

Fabrizio Parenti as Cornelia's father

Achille Brugnini as Noble Falier

Mirko Ciccariello as King of Naples

Philip Hahn as Wolfgang Amadeus Mozart

Christian Dieterle as Leopold Mozart

Lino Musella as Duke of Noja

Salvatore Langella as Count of San Paolo

Chiara Celotto as Carmela, Neapolitan maid

Karel Roden as Man under the marquise's skirts

Zdeněk Godla as Card player

Martina Babišová as

Philippe Jaroussky as (singing voice)

Emőke Baráth as (singing voice)

Juan Sancho as (singing voice)

Simona Šaturová as Caterina Gabrielli (singing voice)

Krystian Adam as (singing voice)

Giulia Semenzato as (singing voice)

Sophie Harmsen as

Benno Schachtner as

Raffaella Milanesi as (singing voice)

Cristiano Donati as

Lenka Vlasáková as Servant

Goran Maiello as

Agáta Hrnčířová as

Federica Rosellini as

Bára Vidomská as

Viktorie Hásková as

Claire Palazzo as Mary