A piano virtuoso has a child out of wedlock; the father, her fiancé, is killed trying to save her life. Their son is brought up by foster parents and becomes a musician.
| Actor | Role |
|---|---|
 Josephine HutchinsonAnn Prescott | Ann Prescott |
 George HoustonCarlo Salvini | Carlo Salvini |
 John HallidayMarco Turina | Marco Turina |
 Mona BarrieSylvia Turina | Sylvia Turina |
 Helen WestleyFranceska Manzoni | Franceska Manzoni |
 Laura Hope CrewsMother Superior | Mother Superior |
 William HarriganCaptain Jonesy | Captain Jonesy |
 Walter KingsfordCroce | Croce |
 Ferdinand GottschalkDa Vigna | Da Vigna |
 Inez PalangeLouisa | Louisa |
 Frank PugliaGiuseppe | Giuseppe |
 Eily MalyonSister Maria | Sister Maria |
| MMarion BallouSister Agnes | Sister Agnes |
 Dawn BenderBaby Carlo Salvini Jr. | Baby Carlo Salvini Jr. |