| Prof. Joseph Elsner | 保罗·穆尼
 | |
| George Sand | 梅尔·奥勃朗
 | |
| Frederic Chopin | 柯纳·王尔德
 | |
| Franz Liszt | Stephen Bekassy | |
| Constantia | 尼娜·弗彻
 | |
| Louis Pleyel | 乔治·库鲁里斯
 | |
| Kalkbrenner | Howard Freeman
 | |
| Henri Dupont (uncredited) | Sig Arno | |
| Isabelle Chopin age 9 (uncredited) | Dawn Bender | |
| Lackey (uncredited) | Alfred Allegro | |
| Major Domo (uncredited) | Walter Bonn | |
| Duke of Orleans (uncredited) | Eugene Borden | |
| Titus (uncredited) | William Challee | |
| Man at Pleyel's (uncredited) | Gino Corrado | |
| Balzac (uncredited) | Peter Cusanelli | |
| Duchess of Orleans (uncredited) | Norma Drury Boleslavsky | |
| Madame Mercier (uncredited) | Claire Du Brey | |
| Albert (uncredited) | Earl Easton | |
| Madame Lambert (uncredited) | Fern Emmett | |
| Guest at Pleyel Hall Concert (uncredited) | Franklyn Farnum | |
| Young Russian (uncredited) | Gregory Gaye | |
| Servant (uncredited) | John George | |
| Madame Chopin (uncredited) | Fay Helm | |
| Concert Attendee (uncredited) | Stuart Holmes | |
| Countess (uncredited) | Zoia Karabanova | |
| Postman (uncredited) | Charles La Torre | |
| De La Croux (uncredited) | Al Luttringer | |
