When a car is caught running a red light, police find themselves chasing an armed criminal. A suspicious death leads to the discovery of a deadly plot to poison a man.

A copper’s instinct leads to armed robbers being caught in the act, and a dangerous driver turns out to be a big-time drug dealer.

A stop-and-search leads to the arrest of a serial killer, a copper’s decision ends in an armed stand-off, and a road traffic collision cracks open a massive fraud case.

A traffic collision leads police to a cold-blooded killer. A casino gambler proves to be the key to a money-laundering scheme, and a speeding motorbike leads police to a prolific burglar.

A suspicious solicitor is caught arranging sham marriages, a poaching complaint brings down an international smuggler, and a dodgy number plate ends in a high-speed pursuit.

An everyday burglary proves to hold the solution to a series of ram-raids. A minor theft leads to a kidnapping conviction, and a consumer complaint leads to the arrest of prolific fraudsters.

An anonymous tip-off leads authorities to crack the UK’s biggest case of food fraud. A copper’s instinct uncovers a conspiracy to commit a massive insurance fraud, and a faulty brake light leads to police arresting two high-level drug dealers.

Antisocial behaviour helps solve a string of terrifying robberies, a disturbance reveals a massive haul of firearms, and a dodgy truck licence is the key to cracking a smuggling operation.

Two PCSOs are caught in a web of lies, a tip-off leads to police cracking a £2 million insurance scam, and a married couple rip off thousands of concertgoers.

A series of burglaries helps police to crack a drug-dealing conspiracy, a consumer complaint brings down a national fraud, and a jet-setting con-woman is brought to justice.