An alleged internet paedophile is the prime suspect when an MP's daughter goes missing.
The team conducts a joint operation with the police to catch the head of an international child sex racket.
A suspect dies attempting to smuggle deadly poison-dart frogs.
The team lie in wait at Waterloo International Station ready to intercept a major drug trafficker.
Customs officers investigate a suspect container at Tilbury Docks.
A man smuggles cars for chop shops; Diane grows closer to Toni.
Snakes are sold to Chinese restaurants; imported sofas contain marijuana.
A stowaway reveals the existence of a heroin-smuggling operation.
Taylor goes into hiding; terrorists steal the bomb from the plant.
The plutonium courier returns to England deathly ill and ready to talk.
Officers probe a plutonium-smuggling operation.
A 15-year-old is a suspect in the exportation of drugs.
The Customs team steps up its investigations on Dewhurst and Danson.
Danson escapes the Germans; Dewhurst and Anna escape to Casablanca.
Danson buries Noveski's corpse on the beach; Arnie travels to Morocco in pursuit of the counterfeiter.
Former East German secret police pressure a smuggler for a slice of the profits.
The team investigates the counterfeit medicine scam.
Useless medication causes a diabetic to collapse.
Wounded Sahyvid can identify Montfort; Laurens wants to buy out the Russians.
Faulds' diary incriminates Montfort; Kanter tails Saphyvid.
Montfort covers all traces of the smuggling in the lard tubs, then kills Faulds.
Arnie identifies Dulkadir; the criminals begin to grow wary of each other.
Arnie pursues the smugglers with the help of Interpol.
Corsican and Russian criminals join forces in a massive heroin-smuggling scheme.
Maddern considers Devogght's offer; the container arrives in Rotterdam.
With charges dropped, Short harasses Katherine; Bill keeps tabs on Webster and Maddern.
Short compromises Katherine; Barry moves out on Diane; Maddern gets away.
Lathem is arrested; Andreotti tails Maddern.
Andreotti goes under cover in South London; Short makes a pass at Katherine.
A mobile phone number found on Nadine Charles leads Barry and Andreotti to Rufus Teague, a known drugs dealer.
Nadine Charles leads Barry and Andreotti to a drug dealer; Mr. Malhorta is too afraid to squeal.
Bill is annoyed at a new senior officer's appointment.
Gerry becomes a suspect in the gold smuggling case.
The mysterious red Granada turns up as Mulvany arrives at Heathrow; Southampton Customs discovers arms and explosives.
The team probes the ivory trade; the gold smuggling ring expands.
A horrifying discovery at a Heathrow warehouse puts Diane on the trail of endangered species and smugglers. Elsewhere, another Triad courier is sent from Hong Kong.
The pornographers are arrested; Chinese restaurants front warring drug gangs.
London City and South uncover a paedophile ring and Diane discovers the whereabouts of a smugglers plane.
British Customs agents probe drug smuggling and an illegal Krugerrands dealer.