In the ports of the United Kingdom, both sea and air, the Customs Agency is fighting a constant battle against smuggling. Agents check baggage and travelers in order to uphold the law and prevent illicit activity and substances from entering the UK. Filmed at Gatwick and Bristol airports, this series exposes all the tricks of the trade criminals use to try to fool border security.

In the ports of the United Kingdom, both sea and air, the Customs Agency is fighting a constant battle against smuggling. Agents check baggage and travelers in order to uphold the law and prevent illicit activity and substances from entering the UK. Filmed at Gatwick and Bristol airports, this series exposes all the tricks of the trade criminals use to try to fool border security.