Sílvia Nogalis, a renowned concert pianist, prefers her career to her marriage. On the night she performs Beethoven's "Appassionata", she learns of the death of her husband, maestro Walter Hauser.
| Actor | Role |
|---|---|
 Tônia CarreroSílvia Nogalis | Sílvia Nogalis |
 Anselmo DuartePedro | Pedro |
 Alberto RuschelLuiz Marcos | Luiz Marcos |
 Zbigniew ZiembinskiWalter Hauser | Walter Hauser |
 Abilio Pereira de AlmeidaDelegado | Delegado |
| SSalvador DakiRogério | Rogério |
| EEdith HelouGovernanta | Governanta |
 Joseph GuerreiroNélio | Nélio |
 Dina LisboaFlorinda | Florinda |
| LLima NetoVentura | Ventura |
 Paulo AutranAdvogado de Sílvia | Advogado de Sílvia |
 Jaime BarcellosAdvogado de Rogério | Advogado de Rogério |
 Renato ConsorteInvestigador | Investigador |
 Elísio de AlbuquerqueViolinista | Violinista |
 Xandó BatistaNot listed | Not listed |
 Verah SampaioNot listed | Not listed |