Simon Toyne travels to South London to unravel the unbelievable story of Banaz Mahmod, a woman murdered by members of her own family.
Simon Toyne travels to Liverpool to unravel the notorious murder of James Bulger, who was abducted and killed by two 10-year-old boys.
Simon Toyne travels to Darlington to investigate the case of Peter Chapman, dubbed 'The Facebook Killer'.
Simon Toyne travels to Wimbledon to re-examine the murder of Rachel Nickell, a young mother attacked while walking with her young son.
Simon Toyne travels to Yorkshire to investigate the abduction and murder of school girl Leanne Tiernan.
Simon Toyne travels to Cheshire to investigate the opportunistic crimes that took place at a remote barn house in Congleton.
Simon Toyne travels to Manchester to examine the gang-violence and turf wars which have shaped the criminal landscape of one of the UK's bloodiest cities.
Simon travels to West London, where he explores the abduction and murder of seven year old Mark Tildesley, the inspiration behind the book 'The Bone Field' by Simon Kernick.
Simon Toyne travels north to investigate one of the most chilling partnerships of all time, Moors murderers Ian Brady and Myra Hindley
Clare Mackintosh takes Simon to a quiet community in Northern Ireland to explore a double murder with close parallels to her Sunday Times bestselling novel, Let Me Lie.
Tess Gerritsen invites Simon to the state of Oregon in the US, where an incredible real-life case of multi-generational murder influenced her book Body Double.
Mason Cross invites Simon to his hometown of Glasgow to uncover a case that literally unfolded on his doorstep.
Peter Robinson invites Simon to Yorkshire, the setting for his DCI Banks series, where he reveals the largely untold story of 14-year-old stabbing victim Elsie Frost.
Karin Slaughter introduces Simon to the case of 'Casanova Killer' Paul John Knowles, a spree killer who terrorised the United States, and came within a few miles of Karin's home.
Sophie Hannah takes Simon to Nottingham to explore the murder of 16-year-old Collette Aram in 1983, the very first case featured on 'Crimewatch'.