As the frost began to thaw on the morning of January 30th, 1992 in Wallington by Croydon, South London, Nimal Samarasinha and his family prepared for work and school. He left the house to warm the car up, and soon his daughter ran out to meet him, only when she got to the pavement, her father was lying on the ground - one forceful blow of a knife in his heart.

Watch Murdertown exclusively on Crime+Investigation in the UK, and then listen here as Benjamin Fitton from They Walk Among Us unpicks a new case from each location.

Crime+Investigation's Murdertown podcast is hosted by Benjamin Fitton, researched and written by Anna Priestland, produced and edited by Chloe Frost, with additional editing by James Collopy and series produced by Sam Pearson.

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