An arresting episode greets viewers tonight as Heathrow's boys in blue dash to the gate. Plus, Queen of Passenger Experience Sue sorts out some gents, whilst out on the airfield, Airside Ian shows off his muscles.

It's midnight. Airside Ian checks Heathrow's airfield lights before the onslaught of half term. Drugs Dog Cole protects the Border, while officer Estefania pushes passengers through security with a unique handling method.