Season 4 Episodes
1. Messenger of the Gods
Regan and Carter have a suspect in mind for the theft of a consignment of mercury, but he has an alibi.
2. Hard Men
Regan and Carter are reluctantly teamed up with a Scottish officer.
3. Drag Act
The Sweeney get incorrect information from informants, allowing a gang of villains to make off with some contraband alcohol.
4. Trust Red
After a criminal dies during a robbery, Regan and Carter can find no leads.
5. Nightmare
Regan's girlfriend has a nightmare that has similarities to a deadly incident.
6. Money, Money, Money
Regan and Carter try to catch a man trying to blackmail a pools winner about the part he played in a robbery.
7. Bait
Regan is determined to nail a modern-day Bonnie and Clyde.
8. The Bigger They Are
Regan discovers that successful people will stop at nothing to keep skeletons buried.
9. Feet of Clay
Regan is asked to help a criminal from his past, whose son has been kidnapped.
10. One of Your Own
Carter winds up behind bars in an attempt to solve a jewellery robbery.
11. Hearts and Minds
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.
12. Latin Lady
A rich gynaecologist is attacked by a gang of villains who rob him of his suitcase.
13. Victims
Carter discovers that an informant was involved in the shooting of a colleague.
14. Jack or Knave
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.