Customs

At Gatwick, the customs team catch a cocaine smuggler and he confesses that he's being met by an accomplice, so the officers lay a trap to catch him too.

A passenger caught at Bristol airport with too many cigarettes admits to having done it for years, and the crew of fast cutter Searcher investigate mysterious pot-markers off the Cornish coast.

A ton of cannabis concealed in a truck is discovered at Dover and an intimate search gets to the bottom of a suspected heroin smuggler at Gatwick.

Customs officers board a suspicious yacht off Cornwall and receive an angry welcome. In Dover, officers searching under a truck find an illegal immigrant hiding on top of the engine.