In this fast-paced vehicle O'Brien is a tough, uncompromising cop who gives out tickets for the slightest infraction. So rule-book crazy is O'Brien that he is friendless on the force and in the streets; even his kind old mother, Gordon, is reserved about her intractable son. When reporter
Cavanaugh lampoons O'Brien's strict code of law enforcement, O'Brien's chief, Crisp, becomes incensed at having the police department ridiculed in the press. He demotes the cop, assigning him to the lowly position of crossing guard at an intersection. One of O'Brien's first victims is Bogart, who
is unemployed and is driving to a job appointment in his rattletrap car. O'Brien stop...