A random attack? The unsolved murder of Anthony Littler

A 45-year-old civil servant was beaten to death in an alleyway behind East Finchley tube station as he walked home from a night out in 1984. The killers have never been traced. Did they attack someone else there two days earlier? And who made the anonymous 999 call?

‘He did nothing wrong’: The unsolved murder of Sami Sidhom in 2018

The 18-year-old student was walking home from watching a West Ham football match when he was chased and stabbed to death by at least three people. Was he unwittingly caught up in a gang dispute and targeted by mistake? His family are still waiting for answers and justice.

‘We fear he may have been murdered’: The disappearance of Lee Boxell in 1988

The parents of a missing 15-year-old boy from Sutton, south London, are appealing for help locating his remains so they can finally say goodbye to their son. Crimestoppers are offering a £20,000 reward for information.