Detective Inspector Jack Regan and Detective Sergeant George Carter fight violent crime on the streets of London as members of the Metropolitan Police's Flying Squad.
Classic 1970s police series. Regan and Carter believe Lukey Rix to be a suspect when a consignment of mercury is stolen, but Lukey has an alibi.
Regan and Carter are reluctantly teamed up with a Scottish officer to help them arrest a group of Scottish kidnappers in London - but has the new guy told them everything he knows?
Because of incorrect information from informants, a group of villains succeed in making off with contraband alcohol. Can Regan and Carter catch them?
The years seem to be catching up with Regan when he narrowly escapes serious injury during a pursuit, and then struggles to find any leads.
Regan's girlfriend has a nightmare that has similarities to a deadly incident. Could it come true, and is Regan in danger?
Eddie Monk wins the pools but then receives blackmail threats about the part he played in a robbery.
Regan is determined to nail a modern-day Bonnie and Clyde, a couple who have already made fools of the police.
When a business tycoon is blackmailed, Regan discovers that successful people will stop at nothing to keep their skeletons in the cupboard.
Regan is contacted by a criminal from his past whose son has been kidnapped. Should his parents give in to the kidnapper's demands?
Carter winds up behind bars in an attempt to find the proceeds of a jewellery robbery.
Regan and Carter become involved in a plot to prevent a foreign head of state from gaining access to a prototype pill that could combat his ill health.
Tough 1970s police drama series. A rich gynaecologist is attacked by a gang of villains who rob him of his suitcase but is puzzlingly uncooperative towards the police afterwards.
Carter discovers that an informant was involved in the shooting of a colleague, while Regan finds himself distracted from the pursuit of an armed criminal.
Jack or Knave?: The final episode of the classic '70s police drama series. Regan finds himself in deep trouble after an old allegation of corruption rears its ugly head. S4 Ep14