The team visits Preston, where James is shockingly cheeky about some Clarice Cliff.
At Gatwick Airport, Simon meets the canine food fighter detecting banned goods.
Jules Hudson helps two aerospace engineers who are on the hunt for a wreck of a house.
In Preston, Lancashire, 100 officers storm an illegal car scrapping site.
Martin Roberts and Lucy Alexander view properties in Preston, Wiltshire and Staffordshire.