Arthur Riscoe
— Jack
Naunton Wayne
— Jim
Magda Schneider
— Grete
Ruth Maitland
— Mother
Victor Fairley
— Grete's Father
Richard Wydler
— Grete's Brother
Brenda Senton
— Grete's Sister
Wilfred Noy
— Director of Opera Falkenheim
Grete Natzler
— Director of Opera's Daughter
Joe Hayman
— Impresario
Bertha Belmore
— Masculine Lady at TableTen