The Boxer Germán Bronco Torres loses his license, and works as bouncer at the cabaret El Pirulí, where he falls for the fichera Carmen, and befriends of the pimp Margarito Fuensanta El Vaselinas, who lost a bet and has to pay to a gangsters. For 500 pesos for El Vaselinas, Bronco prepares a trap in the cabaret to the taxi driver Raul, to seduce his girlfriend, not knowing that the victim is his own sister Lupita.
as Germán "Bronco" Torres
as Carmen
as Vaselinas
as La Corcholata
as Muñeca
as María Teresa
as Lupita
as Don Atenógenes
as El Movidas
as Raúl
as Fabián
as Toribio
as Dr. Luis Cervantes
as Don Alfredo
as Cora
as Pancho
as Fichera
