 The musical premiered in the West End , London , at the Theatre Royal , Drury Lane on June 7 , 1950 . The production was restaged by Jerome Whyte , with a cast that included Stephen Douglass ( Billy ) , Iva Withers ( Julie ) and Margot Moser ( Carrie ) . Carousel ran in London for 566 performances , remaining there for over a year and a half . 
