Police Raids: Caught by Surprise

Hundreds of officers gather to launch simultaneous raids on a nationwide drug-trafficking operation. A repeat offender appears at first to be clean, but has he fooled the agents?

A specialist counterfeit raid team targets businesses suspected of dealing fake goods, and energy theft enforcers raid a Liverpool takeaway which has registered a sudden drop in gas usage.

A shipment seized at the airport leads Trading Standards agents to a fake goods factory in Birmingham. British Gas investigates a supermarket suspected of stealing power.

Police tackle the brothers responsible for a major drug-dealing operation in south Wales, while sniffer dogs Yoyo and Scamp track illegal and possibly dangerous cigarettes. Last in the series.