Charles Vidor Director Paul Muni Prof. Joseph Elsner Actor Merle Oberon George Sand Actor Cornel Wilde Frédéric Chopin Actor Stephen Bekassy Franz Liszt Actor Nina Foch Constantia Actor George Coulouris Louis Pleyel Actor Sig Arno Henri Dupont Actor Howard Freeman Kalkbrenner Actor George Macready Alfred DeMusset Actor Claire Du Brey Madame Mercier Actor Frank Puglia Monsieur Jollet Actor Fern Emmett Madame Lambert Actor Sybil Merritt Isabelle Chopin Actor Ivan Triesault Monsieur Chopin Actor Fay Helm Madame Chopin Actor Dawn Bender Isabelle Chopin - Age 9 Actor Maurice Tauzin Frédéric Chopin - Age 10 Actor Roxy Roth Paganini Actor Peter Cusanelli Balzac Actor William Challee Titus Actor William Richardson Jan Actor Charles Wagenheim Waiter Actor Paul Zaeremba Actor Charles La Torre Postman Actor Earl Easton Albert Actor Gregory Gaye Young Russian Actor Walter Bonn Major Domo Actor Henry Sharp Russian Count Actor Zoia Karabanova Countess Actor Michael Visaroff Russian Governor Actor Sidney Buchman Screenwriter Louis F. Edelman Producer Allen M. Davey Cinematographer Tony Gaudio Cinematographer Charles Nelson Film Editing Lionel Banks Art Director Van Nest Polglase Art Director Frank Tuttle Set Decoration Dorcy W. Howard Set Decoration Walter Plunkett Costume Design