Told in flashback, Federico lives in a poor neighbourhood with his siblings and his single mother, working helping in a local bar, he meets Claudio, who begins to lead him on an easy life making him abandon all his connections in consequence.
| Actor | Role |
|---|---|
| CCarlos RivasFederico | Federico |
 Alberto de MendozaClaudio | Claudio |
| JJorge MoralesCigüeña | Cigüeña |
 Mirtha TorresZulema | Zulema |
 Elida Gay PalmerRosita | Rosita |
 Fernanda MistralLaura | Laura |
 Ana ArneodoMadre de Federico | Madre de Federico |
 Fernando SiroRicardo | Ricardo |
| EEdda AlbaLa Ñata | La Ñata |
 Mario SofficiGervasio, el pintor | Gervasio, el pintor |
 Ubaldo MartínezBaldomero Luna | Baldomero Luna |
 Luis ArataDon García, el farmacéutico | Don García, el farmacéutico |
| TTito GrassiNot listed | Not listed |
 Ricardo TrigoNot listed | Not listed |
 Vicente AriñoDon Avelino | Don Avelino |
| WWalter ReynaNot listed | Not listed |
 Alberto TerronesDon Córdoba | Don Córdoba |
| MMercedes EscribanoRamona | Ramona |
| HHugo LanzillottaFederico niño | Federico niño |
| CCarlos CottoPadre de Zulema | Padre de Zulema |
| LLorenzo MendozaNot listed | Not listed |
| LLaura NotarioNot listed | Not listed |
| EEduardo FoglizzioNot listed | Not listed |
| TTomás Ramón LeónNot listed | Not listed |
 María Esther CoránNot listed | Not listed |
| AAlberto QuilesNot listed | Not listed |
| DDomigo SantarcieriNot listed | Not listed |