Dragnet (1951)

Someone murdered a secretary late at night in her office. She was beaten to death with a metal pipe wrapped in newspaper. Could it be the drunk found three blocks away beating his head against a wall?

Upper middle-class teenagers in Los Angeles are going crazy. They trash a movie theater, beating up the manager and pushing a young man through a plate glass window. Sergeant Friday must get to the bottom of what is causing this to happen.

Two small boys are missing, there are blood stains on the ground and a gun meant as a Christmas present is gone.

A lady reports an abandoned baby at a bus depot. Officers Friday and Smith investigate, and realize her story doesn't quite hold water.

Friday peruses the elusive armed robber Mark Hoffman after the man repeatedly escapes from both State and military prisons. Can Friday convince the man to surrender or will he go down in a hail of bullets.

Friday leads a team in a raid on the house of a very dangerous armed robber, which results in a bloody shootout.