In 2010, Suzanne Pilley disappeared on her way to work in Edinburgh. Here, Robbie Coltrane reveals the remarkable way her killer was caught.
Robbie Coltrane examines the horrific crimes of Dennis Smalley and the tiny clue that led to his capture and conviction.
Robbie Coltrane examines how DNA evidence ended a 30-year hunt for triple murderer and rapist in Wales.
Robbie Coltrane examines the harrowing case of a London landlord who sadistically tortured and murdered two of his tenants.
Robbie Coltrane examines why Graham Backhouse attempted to kill his wife with a car bomb before murdering his neighbour in 1984.
Robbie Coltrane examines the murder of a 17-year-old girl who was lured to a bogus job interview.
Robbie Coltrane examines the case of the murder of a marketing manager on Christmas Eve 2014 using chloroform.