Los Olvidados

Los Olvidados pronouncedlos olbiaos , Spanish for The Forgotten Ones, known in the U.S. as The Young and the Damned, is a 1950 Mexican film directed by Luis Buuel.

The film is about a group of destitute children and their misfortunes in a Mexico City slum. El Jaibo escapes juvenile jail and reunites with the street gang that he leads. El Jaibos gang attempts to rob a blind street musician. They fail at first, but later track him down, beat him, and destroy his instruments.With the help of Pedro, El Jaibo tracks down Julin, the youngster who supposedly sent him to jail. El Jaibo puts his arm in a fake sling and hides a rock in it. El Jaibo confronts Julin, who denies that he reported him to the police. Julin refuses to fight El Jaibo because it wouldnt be a fair fight with El Jaibos arm broken. As Julin starts to walk away, El Jaibo hits him in the head with the rock. He then beats Julin to death and takes his money. El Jaibo warns Pedro not to report the crime, and since he shares Julins money with Pedro, Pedro is an accomplice to the murder. ........

Source: Wikipedia