4x1 - The Clean Skins

January 19, 1972

While investigating the background of a young man involved in a car crash, Det. Banner comes across clues indicating that he was involved in an illegal racket.

4x2 - No Hard Feelings

January 26, 1972

Const. George Bell returns to Yarra Central for another spell of temporary duty, and once again his enthusiasm and eagerness turns the station upside down.

4x3 - A Continental Gentleman

February 2, 1972

A European paymaster is implicated in a payroll robbery, with tragic results. The Yarra Central police find that prejudice against immigrants in the district can affect their investigations.

4x4 - Once Bitten

February 9, 1972

Jim O'Brien is released on parole after serving 18 months of a long jail term. His homecoming is marred by treachery and a faithless wife.

4x5 - Pigs Is Pigs

February 16, 1972

Constable Dwyer attempts to establish a youth club for delinquent kids, and becomes involved with the theft of some power tools, a cop with a chip on his shoulder, and a tough old matriarch named Porky.

4x6 - The Man Who Dug His Own Grave

February 23, 1972

Police informer Sammy Goodall finds his life is threatened by criminal associates in the Melbourne underworld.

4x7 - To Bribe Or Twist

March 1, 1972

The local newspaper and the Yarra Central police become involved when a wealthy woman, the wife of a successful business man, steals jewellery from a shop.

4x8 - The Warder

March 8, 1972

A prison officer is reported missing. He is later found unconscious but unharmed, and police investigate a possible case of revenge or blackmail by ex-prisoners.

4x9 - Man's Only A Battler

March 22, 1972

Constable Dwyer orders Barry Ward, a young owner-driver, to have his truck made roadworthy within five days. But when Barry finds he cannot pay for the repairs he is drawn into crime.

4x10 - Plain Rosy

March 29, 1972

4x11 - Dad

April 12, 1972

4x12 - A Place Of My Own

April 19, 1972

4x13 - Rogue's Gallery

April 26, 1972

4x14 - I'm Going To Smash Something Everyday

May 3, 1972

4x15 - You Think You've Got Troubles

May 17, 1972

4x16 - Finders Keepers

May 24, 1972

4x17 - Butcher, Baker, Troublemaker

May 31, 1972

4x18 - Herbie

June 7, 1972

4x19 - You Can't Win 'Em All

June 21, 1972

4x20 - The Electro Static Organ Revitaliser

June 28, 1972

4x21 - A Nice Safe Job

July 5, 1972

4x22 - A Waste Of Time

July 12, 1972

4x23 - All Women Are Liars

July 19, 1972

4x24 - Cry of Vengeance

August 2, 1972

4x25 - Only A Twenty-Two

August 9, 1972

4x26 - Come The Revolution

August 16, 1972

4x27 - For The Love Of Money

August 23, 1972

4x28 - One More War

August 30, 1972

4x29 - Birds Of A Feather

September 6, 1972

4x30 - Andrew Shannon

September 13, 1972

4x31 - Hide And Seek

September 20, 1972

4x32 - Natural Victim

September 27, 1972

4x33 - When In Rome

October 4, 1972

4x34 - A Bad Lot

October 11, 1972

4x35 - The Oracle

October 18, 1972

4x36 - Room For Danger

October 25, 1972

4x37 - Trap For Young Players

November 1, 1972

4x38 - Senior Stewart

November 8, 1972