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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.

Cast: Diane Ralston - Caroline Lee-Johnson; Barry Christie - Steve Toussaint; George Andreotti - Enzo Squillino Jr.; Arnie Rheinhardt - Marston Bloom; Bill Adams - Malcolm Storry;

Network: ITV (United Kingdom)
Premiered: 10.April.1994
Status: Ended