A staff member is found dead inside a hospital after working a night shift. Was this a targeted attack or could the killer still be stalking the halls?

Tracking down the perpetrator following a shocking triple murder is only the beginning as a conspiracy involving a mastermind is revealed

A family's jewellery store is targeted by robbers, a gun fight breaks out as a war veteran defends his home and a man survives an attack by suspected car jackers

A mother and child are hit by a driver, a shopper is attacked by a customer and a woman walking her dog faces off against purse snatchers

After transgender Tiktok influencer Nikki Kuhnhausen's remains were found in the woods, the police used her social media accounts to find the killer

Giovanna is invited to a dinner party at her friends house. She never showed up. Her dead body pops up on the other side of the city

When 34-year-old John Maier vanishes, rumours swirl. Detective Larry Woebbeking uses unorthodox tactics to win over a key witness and uncover the truth

When royal protection officer Michael Coulton's wife is found murdered just yards from her work, a few of his secrets begin to come to light

Will looks into the case that left Australian officers baffled when they intercepted a call to an international drugs cartel and heard their senior officer on the line

The case of 45-year-old Stephen Seddon, from Co Durham, who in March 2012 murdered his parents to collect a £230,000 inheritance

The murder of Rachel Moran, who went missing in Hull on New Year's Day 2004, and how a mass police search eventually led to finding her killer

Actress Katherine Kelly examines one of the UK's most shocking crimes, that took place in the quiet Welsh town of Pontypridd

Katherine Kelly examines the crimes of Steven Grieveson. Known as the Sunderland Strangler he murdered four teenage boys in the early 90s

Deborah is in court to claim £825 to correct repairs made to her garden wall by her neighbour

After a week passes with no word from a Manchester woman to her family, a burnt body is discovered in an obviously staged, smoke-filled crime scene

Just 10 days before her divorce, Joanna Simpson is reported missing by her husband, who then shockingly admits to killing her

Eva Hamby sits down for a polygraph test with former FBI agent George Olivo in an effort to clear her name in the eyes of her doubters

A man who spent two decades in prison for a crime he insists he did not commit takes a polygraph test, hoping to prove his innocence once and for all

Individuals suspected of serious crimes take a polygraph test. Shannon Price, ex-wife of actor Gary Coleman, answers questions relating to her husband's death

A church bombing stuns Oakwood, with police scrambling for answers. Then it happens again. Investigators must find the bomber before another attack

In 1980, Helene Pruszynski is found brutalised in a snowy field. This documentary reveals how, after 37 years, a genealogy website finally led to the killer
