The life of a young attractive singer in search of success changes when he meets an accomplished lawyer, considerably older than her. Their romance will lead to a love story in which the age difference will add to the couple a relationship problem…
| Actor | Role |
|---|---|
 Ornella MutiCaridad | Caridad |
 Sergio FantoniEl Señor | El Señor |
 Eduardo Fajardomédico | médico |
 Emilio Gutiérrez CabaCarlos | Carlos |
 Helga LinéMujer del médico | Mujer del médico |
 Pastor SerradorRoldán | Roldán |
| DDidi ShermanCharo | Charo |
 Luis VarelaVicente Guerrero | Vicente Guerrero |
 Queta ClaverMujer asistente a la gala | Mujer asistente a la gala |
 Antonio MayansAmigo de Ariadna | Amigo de Ariadna |
 Manuel AlexandreAgustín | Agustín |
| TTony LandaBruno Martí | Bruno Martí |
| CCelia TorresAmiga de Ariadna | Amiga de Ariadna |
 Manuel TorremochaHombre asistente a la gala | Hombre asistente a la gala |
 Rafael NavarroOchoa | Ochoa |
 Mariano Vidal MolinaNot listed | Not listed |
| JJuan LizarragaNot listed | Not listed |
 Lorenzo RamírezNot listed | Not listed |
| SSofía CasaresNot listed | Not listed |
| EEnrique NavarroNot listed | Not listed |
| LLuis González PáramoNot listed | Not listed |
| FFrancisco MatesanzNot listed | Not listed |
| AAntonio RamisNot listed | Not listed |
| RRafael VaqueroNot listed | Not listed |