British Police: Our Toughest Cases (2019 - 2019)

In 1991, 13 children collapse in a Lincolnshire hospital: four of them died. DS Stuart Clifton reveals the chilling discovery of a child serial killer on the ward.

In 2012, five-year-old April Jones disappeared while playing with friends in a Welsh village. DS Andy John recalls the hunt for her killer.

For 17 years, a serial attacker raped elderly victims in their own homes in south London. How did officers catch the culprit?

In the 1980s and 90s, there were around 200 murders and attacks on sex workers across Britain. Police were looking for a serial killer.

In 2009, the sleepy Norfolk village of Fakenham was hit with the horrific and brutal murder of Steven Murphy.