A young ice cream vendor, Roberto Terranova, witnesses a child being beaten and comes to his aid by physically overpowering the aggressor. His strength and natural ability catches the eye of a well-known boxing trainer. Considering him a diamond in the rough, he aims to put Roberto in the professional ring. But Roberto finds that his personal challenges must be overcome before he can achieve professional greatness.
as Roberto 'Kid' Terranova
as Lupita
as Sr. Rosas
as El chupa (as Fernando Soto 'Mantequilla')
as Susana
as Joe Ronda
as Doña Gracia, Madre de Roberto (as Ma. Gentil Arcos)
as Juan Zubieta
as Don Roque
as Anastacia
as Amigo de Roberto
as Presidente de la comisión de boxeo
as Second (as Ernesto Catala)
as Pilar, sirvienta
as Ordoñez
as Presentador de peleas (as el Picoro)
