Following the enforcement teams at Heathrow Terminal 3, Calais, Dover.

Excess baggage in the form of six undocumented immigrants is coming in from Calais.

Following the enforcement teams at Heathrow Terminal 3, Calais, Dover.

Cameras gain access to the British Commission in Lagos, Nigeria, a city with a strong reputation for fraud; staff at a West London steakhouse are grilled in the search for illegal immigrants.

A couple living under stolen identities for 13 years; and an enforcement raid seizes two illegal workers.