Meanwhile, the Galt family are held up on the M25 after the tanker crash. Numerous people try to escape the motorway in their cars or on foot, but are held back by the Thames Valley Police and told to return to the carriageway or to their vehicles. As night falls, hypothermia sets in among many of the stranded travellers. Julian's wife notices that Heathrow is less than a mile away on foot. After Julian is successfully convinced by his wife to lead the family to the airport, the group sneak past immobilised cars and police officers on motorbikes to get off the motorway, walking through farm fields in the darkness to reach a minibus waiting on a minor road. After taking his son's camera, Julian tells his family that he's going to return to the car, and that he'll catch the next flight to Bilbao in the morning. they arrive at Heathrow and boarded the flight