Two officers tackle a man carrying two knives, a shooting outside a club sparks a huge investigation, and a gang of armed robbers try everything they can to make their escape.
Detectives explain how CCTV was used to help track a man who brutally murdered his father and then went on the run.
A fake robbery is caught on camera. One shop worker gives an Oscar-worthy performance but police soon suspect that it's all an act.
Terrorists were planning a murderous attack, but they were unaware that their preparations were being caught on camera.
More than twice the limit, a drunk driver recorded her collision on her dash cam. Border Force and Navy vessels surround a suspicious ship.
Eight bus passengers and a car driver faked an accident, so they could make false insurance claims. It it was foiled thanks to CCTV.
Nick Wallis reveals why cameras are proving useful when it comes to controlling rowdy football fans on trains.
Some criminals' acts of lawlessness inadvertently affect innocent bystanders, including a cash machine thief who crashed his getaway car.
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A gang run a restaurant owner off the road; police turn to CCTV to find down. A heartless criminal is caught on camera robbing a 92-year-old.