Three children forge a close friendship with the help of a gentle elderly woman, Doña Dominga. They survive poverty and social exclusion; however, fate has a cruel twist in store for little Toño.
| Actor | Role |
|---|---|
 Sara GarcíaDoña Dominga | Doña Dominga |
 Domingo SolerDon Simón | Don Simón |
| JJaime Jiménez PonsJuancho | Juancho |
| JJaime CalpeToñito | Toñito |
 Ismael Pérez 'Poncianito'Pirrín | Pirrín |
 Amanda del LlanoElvira | Elvira |
 Eduardo NoriegaPaco | Paco |
| GGloria AlonsoGloria | Gloria |
| JJorge PérezEl mono | El mono |
| EEnrique GonzálezEl Sapo | El Sapo |
| JJorge AlzagaNot listed | Not listed |
| BBlanca MarroquínPancha | Pancha |
| EEnrique CarrilloPolicía (uncredited) | Policía (uncredited) |
| AAlfonso CartiPolicía parque (uncredited) | Policía parque (uncredited) |
| EEnrique de PeñaMesero (uncredited) | Mesero (uncredited) |
| JJosé EscaneroDoctor (uncredited) | Doctor (uncredited) |
 Ángel InfanteChofer (uncredited) | Chofer (uncredited) |
| CCecilia LegerCarcelera (uncredited) | Carcelera (uncredited) |
| MMagda MonzónPuestera (uncredited) | Puestera (uncredited) |
| LLupita MoránCantante (uncredited) | Cantante (uncredited) |
 Manuel NoriegaEl cajero (uncredited) | El cajero (uncredited) |
| IIgnacio SolorzanoComisario (uncredited) | Comisario (uncredited) |