(This article is about the TV series in the UK. For the law enforcement body responsible for securing the UK border, see Border Force.) UK Border Force was a documentary series that focused on the work of the UK Border Agency and revealed the action behind the scenes of immigration. The series followed officers at London Heathrow Airport and the ports of Dover and Calais. The series also followed enforcement teams operating within the UK to detect illegal workers and highlighted the work of entry clearance officers at British Missions overseas.