You can find clips or the original trailer on YouTube to get a sense of its flamboyant style.
The film features several major stars of the era, many of whom were dubbed by professional opera singers for the musical numbers: subtitle Oh.Rosalinda.1955.BDRip.x264-SPOOKSOh....
as Captain Alfred Westerman (Rosalinda’s American admirer) Dennis Price as Major Frank Where to Learn More You can find clips or the original trailer
as Dr. Falke (the black-market dealer behind the schemes) Michael Redgrave as Colonel Gabriel Eisenstein subtitle Oh.Rosalinda.1955.BDRip.x264-SPOOKSOh....
as Rosalinda (the Colonel's wife and "object of desire") Anthony Quayle as General Orlovsky (the Russian commandant)