Paul Muni
Professor Joseph Elsner
Merle Oberon
George Sand
Cornel Wilde
Frédéric Chopin
Nina Foch
Constantia
George Coulouris
Louis Pleyel
Howard Freeman
Friedrich Kalkbrenner
Stephen Bekassy
Franz Liszt
Sig Arno
Henri Dupont (uncredited)
Dawn Bender
Isabelle Chopin - Age 9 (uncredited)
David Bond
Lackey (uncredited)
Eugene Borden
Duke of Orleans (uncredited)
William Challee
Titus (uncredited)
Gino Corrado
Man at Pleyel's (uncredited)
Norma Drury
Duchess of Orleans (uncredited)
Claire Du Brey
Madame Mercier (uncredited)
Fern Emmett
Madame Lambert (uncredited)
Franklyn Farnum
Guest at Pleyel Hall Concert (uncredited)
Gregory Gaye
Young Russian (uncredited)
John George
Servant (uncredited)
Fay Helm
Madame Chopin (uncredited)
Stuart Holmes
Concert Attendee (uncredited)
Zoia Karabanova
Countess (uncredited)
George Macready
Alfred DeMusset (uncredited)
Darren McGavin
Student (uncredited)
William H. O'Brien
Guest at Salon Concert (uncredited)
Frank O'Connor
Guest at Duke of Orleans (uncredited)
Frank Puglia
Monsieur Jollet (uncredited)
Cosmo Sardo
Lackey (uncredited)
Victor Travis
Man at Berlin Concert (uncredited)
Ivan Triesault
Monsieur Chopin (uncredited)
Dorothy Vernon
Guest at 1st Pleyel Concert (uncredited)
Michael Visaroff
Russian Governor (uncredited)
Charles Wagenheim
Waiter (uncredited)
Ian Wolfe
Pleyel's Clerk (uncredited)