Holbrook and his aides are assigned to investigate a murder involving a trio of safecrackers.

A boy escapes from a house where he is held like a prisoner. The cops pick him up after he steals a toy, Capt. Holbrook tries to find out who he is and why he was confined.

When Detective Russo and his son, while on vacation, are kidnapped by an escaping hoodlum, Russo's colleagues must work fast to prevent murder at the end of the trip.

A felon kills a gas station attendant. He is bit by a dog while getting away. Police corner him after he has taken a hostage. Upon learning the dog has rabies, he gives himself up.