A documentary examining how Sir Jimmy Savile went from a venerated national treasure in life to a man regarded as one of the UK's most despicable criminal monsters in death.
Lee Rigby: Witnesses and terrorism experts revisit May 2013, when soldier Lee Rigby was murdered by two religious extremists near his barracks in Woolwich. (S5, ep 2)
Rose West: Caroline Roberts, one of the surviving victims of serial killers Rose and Fred West, is among those revisiting the couple's horrific 1970s murder spree (S5, ep 3)
In the spring of 2012, six children are killed in a devastating house fire. The subsequent investigation discovers a story of abuse, lies and revenge which culminated in tragedy.
A look back at the 1989 Marchioness disaster. Fifty-one people died when the pleasure boat collided with a dredger ship on the River Thames. (S5, ep 5)
Clare Wood: The father of Clare Wood discusses how her murder in Salford in 2009 gave birth to a new law allowing people to find out if their partners have an abusive past. (S5, ep 6)
