Drug traffickers, people smugglers and international terrorists are caught red-handed in CUSTOMS as seen on Channel Nine. See first hand border control on an international scale and discover what it takes to be a Customs officer and the way they deal with the increasing importation of illegal material and drugs. Customs officers are in a constant war with smugglers in ports, airports and at sea. Their skills are consistently put to the test by people that you would least expect. Would you be able to spot the drug trafficker? This is all part of the job of a Customs officer. With unprecedented access to Customs operations, this powerful series reveals the challenges these officers face on the frontline of border control. Customs officers must carry out this role without impeding the legitimate movement of people and goods across national borders. From immigration raids to deporting illegal workers and busting drug smugglers, these dedicated officers are ever vigilant in tracking down and exposing criminal activity at the gateways to the nation.