Cascabel is the nickname of a 19-year-old girl from a small town who dreams of going to Madrid to try her luck. After the failure of her friend Luz, who has not managed to succeed as a singer in the capital and has to return to town, Cascabel will try to impress a musical representative who is hunting in the vicinity.
| Actor | Role |
|---|---|
 Irene VisedoCascabel | Cascabel |
 Pilar PunzanoLuz | Luz |
 Antonio DechentTadeo | Tadeo |
 Chete LeraBrigada | Brigada |
 Javier AlbaláRamón | Ramón |
 Jose CoronadoFredy Barleta | Fredy Barleta |
 Juan CalotCabo Peláez | Cabo Peláez |
 Janfri ToperaAlipio | Alipio |
| RRoberto De La PeñaAndrés | Andrés |
| AAinhoa SuárezSol | Sol |
 Luchi LópezAmiga de Violeta | Amiga de Violeta |
| AAida MartínPandillera 1 | Pandillera 1 |
| LLola del PinoPandillera 2 | Pandillera 2 |
| JJuan Carlos Pérez SarrePandillero 3 | Pandillero 3 |
| ÓÓscar SarmientoPandillero 4 | Pandillero 4 |
| RRicardo AmbitePandillero 5 | Pandillero 5 |
| LLuis Alberto AmbitePandillero 6 | Pandillero 6 |
| SSergio RodríguezDominus Vobiscum 1 | Dominus Vobiscum 1 |
| EEduardo RodríguezDominus Vobiscum 2 | Dominus Vobiscum 2 |
 Diego PérezDominus Vobiscum 3 | Dominus Vobiscum 3 |