Follow state security forces to discover how they monitor Spain's borders.
Security forces check a group of suspected cigarette smugglers.
Customs investigators are deploying a mobile scanner in Barcelona.
In Barcelona, two passengers face charges of identity theft.
The border crossing at La Lnea is a smuggling hotspot.
The driver of a vehicle fails to declare several e-bikes.
At Barcelona airport, prescription Viagra tablets are being confiscated.
At the Port of Algeciras, customs officers inspect a car full of toiletries. At El Prat Airport, in Barcelona, a passenger undergoes an abdominal x-ray. In Madrid, the Civil Guard conducts a drug test on some mysterious items from a passenger's luggage.
At the Port of Algeciras, officers race to catch suspected drug smugglers.
At La Línea Border, a man is caught with large amounts of medication, but no prescription. At the Port of Barcelona, the Civil Guards search a vehicle with a lot of cargo. At Barajas Airport, officers seize prohibited items from a passenger.
In Algeciras, officers discover two people hiding in the back of a lorry.
At Barajas Airport, a woman claims a suitcase containing contraband is not hers. At El Prat Airport, a suspected smuggler attempts to hide from the officers. Off the Port of Algeciras, the Civil Guard inspects strange packages found on a container ship.
At the Port of Algeciras, a sniffer dog detects something concealed inside a lorry. In Barcelona, a family is in trouble with Customs after bringing coral back from their holiday. In Madrid, the Civil Guard uncovers cocaine in a passenger's luggage.
At Barajas Airport, officers discover hidden compartments in two lamps. At the Port of Barcelona, tax inspectors investigate a shipment that may contain fraudulent goods. In Andalusia, the civil guard raids the homes of suspected drug traffickers.
At the Port of Algeciras, officers deal with a potentially stolen car.
In Algeciras, a driver becomes upset when he is caught out by authorities. In Barcelona, an officer uncovers contraband in a man's suitcase. At Barajas Airport, the civil guard tests two suspicious products found in a woman's suitcase.
In Andalusia, a random inspection exposes a driver with an outstanding arrest warrant. In Barcelona, a driver hasn't declared his cargo. At Barajas Airport, two passengers claim to be strangers but the officers suspect they are hiding the truth.
At El Prat Airport, passengers become defensive when the contents of their bags are revealed. At Barajas Airport in Madrid, the Civil Guard finds several problematic items in a man's suitcases. In Algeciras, a lorry is concealing something in its base.
At Barajas Airport, two passengers attempt to smuggle illegal substances. At El Prat Airport in Barcelona, a nervous passenger gets caught with contraband. In Malaga, the Civil Guard investigates some fraudulent footwear.
At Barajas Airport in Madrid, the Civil Guard uncovers something shocking inside a woman's suitcase. In Barcelona, a mistake catches a couple out. At the Port of Algeciras, a sniffer dog identifies contraband hidden in an overloaded lorry.
At Barajas Airport, the Civil Guard spots bugs within a passenger's suitcase. At the Port of Algeciras, Customs inspect a van that is jam-packed with items. At El Prat Airport in Barcelona, officers are in hot pursuit of a fleeing passenger.
In Barcelona, some passengers are reluctant to cooperate with the officers.
At El Prat Airport in Barcelona, a man is caught with a significant amount of cash. At the Port of Algeciras, the Civil Guard uncovers cigarettes hidden in a lorry. Plus, a suspicious shipment arrives at Barajas Airport in Madrid.
At the Port of Algeciras, officers find some pet pigeons in a vehicle. At Barajas Airport, a passenger from the Philippines has her fruit and vegetables seized. At El Prat Airport in Barcelona, the Civil Guard discovers passengers smuggling eels.
At El Prat Airport, in Barcelona, the Civil Guard must confiscate some forbidden food from a passenger's luggage. At the Port of Algeciras, a sniffer dog finds something in a lorry. At Barajas Airport, in Madrid, authorities find live eels in a suitcase.
At Barajas Airport in Madrid, a passenger claims to have the wrong suitcase. At El Prat Airport in Barcelona, a passenger smuggling cigarettes refuses to cooperate. At the Port of Algeciras, the Civil Guard spots a hidden compartment inside a vehicle.
At Barajas Airport in Madrid, an officer is approached by a young man who wants to hand himself in. At La Línea Border, a woman is caught hiding vapes in her car. At the Port of Barcelona, the Civil Guards identify a stolen car.