A man and a woman fall in love in the streets of a nocturnal Buenos Aires.
| Actor | Role |
|---|---|
 Alfredo AlcónMartín Sánchez | Martín Sánchez |
 María VanerElsa Portela | Elsa Portela |
 Osvaldo TerranovaRoberto Brenda | Roberto Brenda |
 Juan José EdelmanEl Bebe | El Bebe |
 Helena TritekLuisa | Luisa |
| AAlejandro OsterNot listed | Not listed |
| SSalo VasochiNot listed | Not listed |
 Aníbal TroiloNot listed | Not listed |
| OOvidio FuentesNot listed | Not listed |
 Astor PiazzollaNot listed | Not listed |
 Osvaldo PachecoNot listed | Not listed |
 Délfor MedinaNot listed | Not listed |
| LLuis AlejandroNot listed | Not listed |
| EElvio NessierNot listed | Not listed |
 Alejandro AndersonNot listed | Not listed |
| GGuerino MarchesiNot listed | Not listed |
| JJuan VigoNot listed | Not listed |
| GGrazio D'AngeloNot listed | Not listed |
| PPacheco FernándezNot listed | Not listed |
| SSamuel DesseNot listed | Not listed |
| NNorberto RíosNot listed | Not listed |