A group of juvenile delinquents live a violent life in the infamous slums of Mexico City; among them Pedro, whose morality is gradually corrupted and destroyed by the others.
Estela Inda
as Mother
Miguel Inclán
as Carmelo
Alfonso Mejía
as Pedro
Roberto Cobo
as Jaibo
Alma Delia Fuentes
as Meche
Francisco Jambrina
as School Principal
Jesús García Navarro
as Father
Efraín Arauz
as Cacarizo
Sergio Virel
as Ruffian
Jorge Pérez
as Pelón
Javier Amézcua
as Julián
Mario Ramírez
as Ojitos
