Sky Crime HD Wednesday

The documentary tells the story of a man who thought he had got away with his parents' murder - until the chemical compound luminol revealed a trail of his bloody footprints

The story of the murder of 18-year-old Conner Marshall, who was enjoying a holiday with friends when he was approached late at night by a stranger

Documentary following the work of Ireland's border force officers as they fight to stop gangs of organised smugglers from bringing in drugs, money, guns and cars

Series following the work of Britain's police dogs and their handlers on armed raids and sieges. Spaniels locate drugs on the streets of Camden

Dog handler Darryl gets a nasty surprise when he tries to break up a pub fight in Exeter city centre, and the Ashburton Tactical Aid Group carries out raids on two flats

Documentary following the work of Ireland's border force officers as they fight to stop gangs of organised smugglers from bringing in drugs, money, guns and cars