Oskar Werner as Wolfgang Amadeus Mozart

Johanna Matz as Annie Gottlieb

Gertrud Kückelmann as Constanze Mozart geb. Weber

Nadja Tiller as Aloysia Weber

Angelika Hauff as Suzi Gerl

Annie Rosar as Mutter Weber

Hugo Gottschlich as Don Primus, Hausmeister

Chariklia Baxevanos as Sophie Weber

Egon von Jordan as Bondini

Erich Kunz as Emanuel Schikaneder

Albin Skoda as Antonio Salieri, Court Composer

Raoul Aslan as Rosenberg, treasurer

Walter Regelsberger as Süssmayer, Mazart's Famulus

Elfie Weissenböck as Josefa Hofer - Queen of the Night

Alma Seidler as Gottlieb's mother

Ulrich Bettac as Gottlieb's father

Leopold Rudolf as a stranger, ordering the requiem

Helli Servi as Lina, maids with Mozart

Raoul Retzer as Gerl, actor of the Sarasto

Elisabeth Terval as Eleonore Gottlieb

Fred Hennings as Van Swieten

Franz Böheim as stage manager of the theater

Karl Eidlitz as Hoffmeister, music dealer

Karl Skraup as Valentin

Anton Dermota as Tamino (in "The Magic Flute")

Gottlob Frick as Sarastro (in "The Magic Flute")

Hilde Güden as Pamina (in "The Magic Flute")

Erika Köth as Queen of a Night (in "The Magic Flute")

Else Liebesberg as Papagena (in "The Magic Flute")

Albert Rueprecht as

Richard Szokoll as Mozart's son

Walter Varndal as

Oskar Wegrostek as

Helmut Wobisch as Horn Player

Peter Brand as Schack, actor of the Tamino