Division 4 - Season 6 (1973)

Billy Miller, a 10-year-old boy, goes missing. His disappearance went unnoticed by his mother, and Yarra Central police search for his body in a creek at the tip, and fear that a man with a known record of sex offences is involved.

When an itinerant, middle-aged bushman arrives in Melbourne, he soon finds himself involved in a turmoil of trouble. The situation is complicated further when he appears to fall in love with policewoman Margaret Stewart.

An ex-policeman investigates attacks on girls by a mentally deranged razor slasher. The further the investigation proceeds, the more it points to his own son being the culprit.

Police protection is requested at a charity function where a routine job turns into a possible murder investigation. Const. Dwyer takes on an undercover role posing as a criminal.

Yarra Central police become involved in an Interpol inquiry when it is thought that a suspect for a recent jewel robbery in Munich may be living in the area.

Police are on full alert when they are informed that a sadistic psychopath and a mad bomber, who have both escaped from a country hospital, are heading towards Melbourne in an attempt to destroy those who helped imprisoned them.

Matthew Craig, the powerful head of a large publishing company, becomes the target for a series of bitter hoaxes. Investigations reveal that Craig has many enemies.

Det. Snr. Sgt. Vickers finds his career is in jeopardy after a police chase, when he faces a charge for the manslaughter of the son of a prominent barrister.

The presence of a brilliant pick-pocket is felt when racing carnival punters complain of missing wallets. Police spend many hours at race meetings to track down the offender.

An unmotivated bashing looks like it could be the beginning of a series of similar loutish crimes. Suspicion falls on the son of a wealthy self-made man, who uses money to buy affection and obedience from his children, and is forced to face the fact that the making of money is not the answer to all human problems. Const. Kevin Dwyer has applied for CIB work and has been accepted for detective training, which will require his transferring away from Yarra Central.

A developer uses unscrupulous methods to force people to sell their homes in Waterloo Street to make way for a shopping complex. Miss Bobby Paigely has been living in her house for 30 years and refuses to move. Her boarders and friends come to her aid, and decide on a campaign against the development company which results in a street battle, complete with flour bombs and squirting water hoses. The Yarra Central police arrive and become embroiled in the fight.

When a young boy is killed in a road accident, Yarra Central police suspect an ulterior motive for his death after they learn of threats against his family.

Yarra Central police question the activities of a young evangelist when it appears that he has assaulted a young prostitute.

Jill Ferris, an old school friend of Margaret Stewart, finds herself in trouble through her love for a younger man, which leads into crime.

Yarra Central is rocked by a wave of house breakings, all having a common link. Vickers becomes personally involved when a high ranking detective and a friend emerge as prime suspects.

Yarra Central police find themselves involved in a struggle between political factions when they investigate an attempted assassination by a foreign agent.

Yarra Central police are up against formidable odds when they track down the mastermind of a daring daylight robbery.

A schoolgirl is bashed unconscious, and another disappears. The police suspect rape and kidnap, but new evidence shows the crimes in a different light, and reveals a new facet of the two girls' characters.

A senator's wife appears to have been robbed, however the lack of any physical evidence cause police to suspect that she may be delusional.

The new constable at Yarra Central, Roger Wilson, finds himself the victim of an old man's obstinacy, and eventually puts himself in danger to rescue Banner from possible injury.

While trying to escape, a housebreaker is struck by Det. Peters driving the C.I. car, and is seriously injured. During the subsequent investigation, police delve into the past of the housebreaker's girlfriend.

A gang of four dangerous criminals pull a major payroll robbery, and the entire Yarra Central crew is called in to assist. While arresting one of the thieves, Banner is shot in the shoulder and is forced to take a few days leave. He spends the time with his girlfriend Jenny, but her constant contact with friends she knew in England plus the pressure of Banner's job puts a strain on their relationship, so much so that Banner fears he may lose her. With this problem on his mind, plus the efforts to locate and capture the ringleader of the gang, he comes to the point ...

New Constable Bob Parry is giving the Yarra Central police moments of anxiety; car thieves are complicating inquiries; Policewoman Margaret Stewart has a secret; and Det. Peters involves himself in a doubtful romance.

Detectives deal with a baffling case of robbery with violence committed on a young woman who then disappears. Policewoman Margaret Stewart leaves the police force to get married.

A special detective is assigned to Yarra Central to investigate cases of missing females. One particular case reveals that a masked assailant is at large - with a terrible and horrible result. Ray Preston receives his promotion to Senior Constable.

Yarra Central police have a difficult task ahead of them as they search for a prisoner taken from them at gunpoint. Then they learn that the person who freed the prisoner is out to get them - and in particular Det. Sgt. Banner.

A bungling criminal finds himself involved with big-time activities and causes the police of Yarra Central some anxious moments when he mistakenly steals some highly explosive chemicals.

Two elusive confidence tricksters, just two of an entire family of criminals, have Yarra Central police working around the clock trying to collate enough evidence to apprehend them.

Two police recruits are accused of instigating a fight with a gang of youths. A controversy erupts concerning the training of police recruits when one of the youths suffers permanent brain damage as a result.

Constable Wilson is accused of assault during the arrest of a wanted man. Det. Sgt. Banner, while interviewing eyewitnesses, discoverers a case of child bashing.

Yarra Central police search for a vicious criminal and his hostage after a bank robbery. Unknown to them, another criminal joins in the search for an entirely different reason.

A policewoman temporarily stationed at Yarra Central becomes the target of a seemingly maniacal killer. Police desperately try to establish the killer's identity and motive before the threat can be carried out.

A girl is criminally assaulted, and is so shocked she can't remember who did it. Two youths are suspected until police learn of another witness.

When a young woman is released from Greenleigh Women's Prison she faces many problems. Policewoman Jane Bell, assigned from Russell Street to Yarra Central, tries to help but soon learns that personal involvement is not always the answer.

While investigating a series of art thefts, Yarra Central police receive unusual help from a housewife who is frustrated by her estranged husband's sense of revenge.

When an ambulance with a police escort and another vehicle are involved in a collision, there eventuates a major mystery for the Yarra Central police.

Yarra Central police are dubious when a derelict reports a murder. Their doubts appear justified when there is no evidence of a crime, but the derelict is then found to be the next target.

Yarra Central is the victim of an idealistic practical joker, Jonathon Gramophone, who helps a quiet little man, Harold Sloane, get even with a used car dealer who cheated him.

Police are concerned about a Polish immigrant who lives in Yarra Central, isolated from the outside by her memories. When a boarder moves in with her, it appears that the grim past she left behind in Poland has caught up with her.

A young stripper, fearing for her own safety, refuses to help the police when her escapee ex-boyfriend goes on a revenge campaign against an old enemy.

The assault on a spinster turns police attention to a marriage bureau and escort service which they suspect may be covering for a prostitution racket.

Yarra Central police investigate a gangland execution and become concerned when a crime-hating colleague intimidates a suspect. Sen. Det. Peters finds himself totally opposed to the other policeman's attitude to criminals.

A safe blowing job gone wrong results in the abduction of a security guard.

A former criminal finds going straight very tough when other criminals pressure him to for help to do more crimes.

Constable Wilson, experiencing a typical Saturday afternoon in Yarra Central, uncovers a plot to blow up a warehouse.