Oskar Karlweis

as L. C. Moyzisch

as Kurt

as Lotzi

as Willy Schmidt

as Mr. Kovacs

as Nicky Mahler - Librettist

as Teddy Langhammer

as Benjamin Golder

as Flooch - Impressario

as Karl

as Peter Schlemm

as Werner Radke

as Franz Waldmüller

as Fred Halton

as Leo, der Schornsteinfeger

as Otto Sonndorfer

as Heinz Schaller

as Schmidtchen

as Uncle Besso

as Der Organist

as Doktor Jura

as Turi Weidinger, Tenor

as Wolfgang Amadeus Mozart

as Solly Friedländer

as Wedelski, Oberleutnant a.D.