Call 911 (1964)

An experienced and conscientious commander of the Greek Police, finds himself with his back to the wall, as he struggles to apprehend a ruthless gang of violent Athenian youths. In this mission against the clock, the grizzled officer has to prevent the teenage delinquents from doing more harm and try to put an end to their nefarious business which includes theft, smuggling of pornographic material, and even murder.