A lorry driver chooses to arm himself for his own safety, and a rattlesnake makes an unexpected appearance. Meanwhile, in Shannon, officers reveal a state warehouse where smuggled goods end up after they seize them.
Customs officers come across an entire family smuggling cigarettes, and an officer cross-examines a passenger with a highly suspicious itinerary.
The officers deal with a rolled car in a ditch, a girl found in a boot, and a meth pipe stored in a glovebox.
Senior Constable Dean Pickering arrives at the scene of a serious crash, involving two teens and one stolen utility vehicle. Plus, a driver in the Tasman region refuses to take responsibility for his bad driving, blaming kids instead.
A driver near Dunedin claims he hasn't had too much to drink, but the evidence of his last meal is all down the door of his car. A cyclist modifies his bike to fit a homemade engine, and a minivan slides on its side.
There is trouble for speeding tourists who take a corner way too fast, and also for a man who tries to cheat the registration system when he is caught out by his ex-wife.
The rescue chopper is called upon when there is a crash on the rainy roads of the Southern Alps, and an unlucky driver's Nissan has been damaged by both a rock and an axe.
There is a dispute over fuel at the Irish border, a passenger must hand over currency that cannot be brought into the country, and a family pays dearly for having spent too much in New York.
Alfie the dog tracks down a large shipment of drugs in Rosslare, customs officials catch a couple carrying stolen credit cards, and there is a problematic shipment of bananas in Cork.
A lorry driver chooses to arm himself for his own safety, and a rattlesnake makes an unexpected appearance. Meanwhile, in Shannon, officers reveal a state warehouse where smuggled goods end up after they seize them.
Customs officers come across an entire family smuggling cigarettes, and an officer cross-examines a passenger with a highly suspicious itinerary.
Senior Constable Ahern travels around the Rangitikei District, and the Highway Cops step in when a reckless teen's speeding ends badly and a caravan loses a part at the top of the Lindis Pass.
It's the Highway Cops vs the wildlife of New Zealand as a pony on the loose causes havoc, and a cattle truck flips and plunges livestock into a river.
In Central Otago, the highway cops tackle a motorist with an amusing excuse for his dangerous driving when he claims to be a Grand Prix champion.
Following New Zealand's highway patrol officers from around the country, as they keep an eye on the most heavily populated roads for accidents and issues.
Following the men and women who help keep motorists safe on the highways and byways of New Zealand.
Customs officers at the Irish border reveal drugs hidden in unusual places, including MDMA inside a makeup bag.
A sniffer dog discovers drugs in the post office and three million illegal cigarettes are uncovered in Dublin Port.
Sniffer dog Ollie finds drugs at the post office, Ken comes across three million smuggled cigarettes at the port of Dublin, and Bruce confronts a passenger suspected of having cocaine in his luggage.
Customs officers suspect a person has swallowed drugs and take them in for questioning, the temperature rises when a drug dog gets the hang of cannabis, and a woman goes to unusual lengths to hide smuggled cigarettes.