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The Knock
The Knock follows Her Majesty's Customs and Excise officers' lives and their efforts to hunt down the criminals trying to smuggle all sorts of contraband to the UK.
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Cast & Crew See All
Season 5 Episode Guide See All
Episode 1
Episode #5.1
An illegal arms racket is discovered after a suspicious container at Tilbury Docks explodes, almost killing Barry. A new elite squad known as Indigo has been formed and Barry is invited to join. Alex is frustrated at being passed over.
