Follow the evidence unearthed by cutting-edge forensics in these gripping cold case and crime dramas.
Dr Sam Ryan investigates her first case as a police consultant.
Who had it in for an MP鈥檚 son? A murder squad investigates.
DS Fia Lucey is back in her hometown of Blackwater to investigate a missing person case.
Teenager Pip investigates the disappearance of 17-year-old Andie Bell.
Tragedy strikes when five-year-old Oliver goes missing on a family holiday to France.
Recently widowed DC Ember Manning suspects there鈥檚 a predator targeting underage girls.
Detective Rolf Larsen investigates the case of a missing child.
DCI Brannick investigates an abduction linked to a forgotten assassin.
DI Ffion Lloyd returns home to lead a murder investigation with disturbing echoes.
Annika is called in to solve the murder of a man found with a harpoon in his head.
A small town unearths a time capsule containing a letter by a student murdered in 1994.
DCI Kramer and her colleague Thomas Riedle head up the investigation of a missing woman.
A tragic murder threatens to inflame historic tensions in a small ex-mining community.
DCI Paul Bethell reinvestigates three murders from 1973.
When two men are found dead, their loved ones try to find what really caused their deaths.
Detective Len Harper investigates when a couple discover a decomposed body in their loft.
Drama based on the true story of a serial rapist in France, 1988.
A schoolgirl's murder is investigated, in this first ever episode of the police drama.
A highflying police chief is teamed with three veterans.
The wife of a rugby star is found murdered at her Yorkshire home.
Ethel and her husband John Reginald Christie set up home at 10 Rillington Place.
Inspector Rheinhardt reluctantly asks for junior doctor Max's help in a murder case.
Dr Watson and Sherlock Holmes meet, and tackle the case of the Impossible Suicides.
As DI Helen Weeks grapples with pregnancy, she undertakes a very personal abduction case.
