Spree Mass Killers - S2.E2

David travels to the notorious Carstairs State Hospital in South Lanarkshire to investigate one of Scotland’s worst spree killings. The atrocity occurred on one cold November night in 1976, leaving three people dead and at least three others injured. David tracks the movements of the two killers, Robert Mone and Thomas McCulloch, from their brutal escape from the hospital to the night-long manhunt across the border.