Patrice MunselNellie Melba Robert MorleyOscar Hammerstein I John McCallumCharles Armstrong Martita HuntMme. Marchesi Sybil ThorndikeQueen Victoria Joseph TomeltyThomas Mitchell Beatrice VarleyAunt Catherine Violetta ElvinPrima Ballerina Theodore BikelPaul Brotha Charles CraigMan (uncredited) Marcel PoncinRoger (uncredited) Robert RiettiItalian Policeman (uncredited) Bill ShineMan (uncredited) Dorit WellesAdelina Patti (uncredited) Andrej AndrejewProduction Design Edward ScaifeDirector Of Photography Sophie DevineCostume Design Vernon MessengerFirst Assistant Editor Stanley SmithAssistant Editor 
