Angela's deafness raises concerns during her pregnancy regarding connecting with her daughter. Post-delivery, partner Héctor supports her as she learns to mother in a society lacking adequate accommodations for the hearing-impaired.
| Actor | Role |
|---|---|
 Miriam GarloÁngela | Ángela |
 Álvaro CervantesHéctor | Héctor |
 Elena IruretaElvira | Elvira |
 Joaquín NotarioFede | Fede |
| DDaniela Saura PérezOna (1 year) | Ona (1 year) |
| EElaia SánchezOna (1 year) | Ona (1 year) |
| JJade Molina UrozOna (3 months) | Ona (3 months) |
| VValentina Arrona FernándezOna (3 months) | Ona (3 months) |
| MMartina Blaya GarcíaOna (2 months) | Ona (2 months) |
| MMaría García FernándezOna (2 months) | Ona (2 months) |
| FFelipe Aroca SerranoOna (1 month) | Ona (1 month) |
| EErika RubiaLuci | Luci |
| MMarc TapiaJuan | Juan |
 Agustín OtónRamiro | Ramiro |
 Oti ManzanoIrene | Irene |
 Sofia LópezVero | Vero |
| LLeticia Ramírez PereaElena | Elena |
| AAntonio Serrano DavoÁlex | Álex |
| PPaula Peces GarcíaAna | Ana |
| RRosario ArcaSofía | Sofía |
| ÁÁlvaro LealAlfredo | Alfredo |
| LLeo LealTeo | Teo |
 Agustín MateoConesa | Conesa |
 Marta MegíasIsa | Isa |
 José OrtuñoPedro | Pedro |
 María OrtizEster | Ester |
| EEstefanía RicoSara | Sara |
 Carlos SoroaÓscar | Óscar |
| AAna Belén García PalazónMaestra | Maestra |
| JJesús Miguel IniestaSpecialist | Specialist |