Two men fight on a river bridge. One loses his life, the second vanishes, and the Homicide team set out to trace a man of whom they know practically nothing, except that he is tall and casts a long shadow.

Peter Lovegrove is shot dead on his doorstep, but he leaves documents proving him a blackmailer. This makes the murder motive obvious, but police discover a different crime racket before determining which victim fired the fatal shot.

A girl shot dead near the zoo is identified as Christy Baker, teenage daughter of the zoo's lion keeper Alex Baker. As the Homicide team investigates, Christy's tragic life story unfolds in flashback.

After serving 15 years for murder, Geoffrey Gibson still claims he is innocent. Suspicions about a former witness cause the case to be re-opened.

A woman dies mysteriously in the country, making a puzzling case for detectives as they try to determine if she died from natural causes or foul play. Investigations lead to a house called "The Haven" where they hope to find an answer.

A motorist dies in a Hume Highway crash when his car goes up in flames. Police soon discover it wasn't an accident, and the Homicide squad's investigations lead them to the wife of a man who planned a murder to swindle an insurance company.

A shot is fired at the celebrated Polish painter Alex Kapolski during an exhibition of his work. Police at first believe it is a prank, but they think again when Alex receives a note threatening his life.

As motor-cycle policeman Const. Bourke overtakes a speeding car on the Geelong Highway, the driver deliberately rams him sending Bourke to his death as the bike crashes over a bank in flames.

A man is found dead on a doorstep. The principal witnesses, two elderly women, insist that a ghost was responsible. The homicide detectives soon discover they have to grapple with something more dangerous than a ghost.

Det. Sgt. Mackay runs into danger when he discovers the hideout of "The Intruders", two men who have been terrorising and robbing people in their homes.

Teenager Margaret Lambert hears her boyfriend's familiar whistle, and she runs happily out to meet him. But death is in her path and Homicide detectives find evidence of murder.

Sen. Det. Doug Marshall is shot and badly wounded during an investigation into the murder of gambler Bernie Little.

Gina Lambton's son goes and talks to Inspector Connolly, on suspicions that he thinks his mother is being poisoned. The Inspector takes a concerned interest and investigates the case suspecting the father is doing it.

A quiet stroll turns into a nightmare for expectant mother Rebecca Jones when she witnesses a murder. The gunmen threaten her with death if she goes to the police.

Pamela Reynolds sees a man's body put on a railway track near Ballarat. She is afraid to go to police in case she is expelled from school, but her conscience soon gets the better of her and she goes and talks to Insp. Connolly.

Security guard Dave Carter is shot dead during a factory break-in, and his partner Harry Parr is knocked unconscious. Homicide detectives believe that Parr can help them identify the killers, but he won't talk for personal reasons.

When a woman's skeleton is discovered in a burnt-out bush shack, Homicide detectives question an old firebug whose description of a tall man seen leaving the burning house provides an important lead.

A pedestrian is killed by a car that TV personality Lyn Eliot-Smith is a passenger in. Lyn and the driver panic at the thought of the adverse publicity that will result if they report the matter to the police, and subsequent events reveal that more people were involved than first meets the eye.

Businessman Lloyd Chandler's staff arrive at work one morning to find his secretary dead in his private office. Chandler becomes the prime suspect for her murder.

The guests at a fashionable dinner party are shocked when Stephen Galliard collapses and dies. Homicide detectives discover he was poisoned when they find in his glass the unmistakable odour of bitter almonds.

A small girl's birthday party turns sour when she disappears after playing a game of 'Crocodile' in a local playground.

Gentleman farmer John Lancaster is shot dead and robbed while making up his payroll. His son falls under suspicion when he disappears.

A baker reports to police that he has found a woman customer shot dead and a man's body nearby. Detectives are puzzled when they can find only one body at the scene.

Teenager Joy Hamilton secretly dates a former boyfriend and while they are out together he is shot dead. Homicide detectives think she knows more about the murder than she is letting on.

Television personality Sunny Miles makes the headlines when she wins custody of her two children, but within days of her triumph she is stabbed to death.