Regan and Carter go after Billy Medhurst, implicated in a robbery that resulted in a policeman being shot and crippled. But is the past clouding Regan's judgement?

Regan and Carter go undercover to assess corruption charges made against CID officers.

Regan tries to help out the son of a friend when the lad is implicated in an assault.

Regan is asked to help a criminal from his past, whose son has been kidnapped.

Carter winds up behind bars in an attempt to solve a jewellery robbery.

Regan and Carter get caught up in a plot to prevent a foreign head of state from getting his hands on an experimental drug to treat his heart condition.

A rich gynaecologist is attacked by a gang of villains who rob him of his suitcase.

Carter discovers that an informant was involved in the shooting of a colleague.

Regan finds himself in deep trouble when an allegation of corruption is made by the Police Complaints Department. A security van is robbed, and a guard identifies one of the robbers.

Regan discovers that successful people will stop at nothing to keep skeletons buried.

Regan's girlfriend has a nightmare that has similarities to a deadly incident.

It’s unclear whether a beautiful crime reporter is involved with a criminal gang or just a catspaw.

Regan gets involved in a secret government deal, thanks to Shebbeq, a Turkish cop.

How will new recruit Bob Hargreaves cope with an investigation into a violent burglary?

Regan gets involved in gangland warfare following the death of one of London’s leading villains.

Regan must find the source of illegal guns that are flooding the market.

Regan knows the identity of a robber, but has a difficult time proving his guilt.

Regan and Carter have a suspect in mind for the theft of a consignment of mercury, but he has an alibi.

The Sweeney get incorrect information from informants, allowing a gang of villains to make off with some contraband alcohol.

Regan clashes with an arrogant police superintendent when a crime kingpin is allowed to leave the country and go to France.

Regan and Carter are confronted by a newsman with information on an unsolved robbery. And why are the pair being photographed ?

Regan is convinced that Eddie Boyse, a recently released career criminal, is responsible for a robbery, but Boyse was with Regan when the crime occurred.

The Smith Brothers, a vicious group of mobsters, abandon their usual strong-arm tactics to run a parking ticket scam at a car park.

An informant of Regan’s tells him about a hijack involving a lorryload of cigarettes where he will be the look-out man. But can Regan trust his snout?

Regan’s flying squad falls under suspicion after they apprehend a gang of hijackers, but a bag with 35,000 pounds in it has somehow disappeared.