Violeta is willing to do anything to find her missing kid. Elena keeps a strange secret. Lola wants to settle her debts with the past. Juana needs someone who loves her unconditionally and Enriqueta just looks for someone who makes her laugh. These five women have something in common, all of them are linked to Diamond Flash, a mysterious character who will change their lives forever.
| Actor | Role |
|---|---|
 Eva LlorachVioleta | Violeta |
 Ángela VillarElena | Elena |
 Rocío LeónLola | Lola |
 Ángela BoixJuana | Juana |
 Victoria RadonicEnriqueta | Enriqueta |
 Miquel InsúaDiamond Flash | Diamond Flash |
| KKlausJaime | Jaime |
 Javier BotetHombre chistoso | Hombre chistoso |
| MMaria CuéllarElena niña | Elena niña |
 Petra del ReyAngustias | Angustias |
| AAlba GuerreroAlba | Alba |
 Inma IslaMadre de Elena | Madre de Elena |
| AAdrián LópezCamarero | Camarero |
 Ramos LópezAsistente social | Asistente social |
 Santiago MeléndezPolicía | Policía |
 Nuría Marín PicóChorly & Procket (voz) | Chorly & Procket (voz) |
| RRaúl MinchinelaLocutor | Locutor |
 Miguel NogueraArturo | Arturo |
| MMicaela QuesadaMatilde | Matilde |
 Teresa Soria RuanoLucía | Lucía |