DNA left on a cigarette butt leads investigators to the brutal killer of 84 year-old gun enthusiast Kenneth spearman
Police painstakingly trawl through hours of cctv footage, location data and forensic evidence to find the brutal killer of a heavily pregnant woman
An unlikely informant holds the key to justice when 59 year old antique dealer michael Griffiths is targeted and brutally killed in his home
A computer at vogue magazine held the key to identifying julie clayton, an ex-cult member who'd been assaulted and murdered upon leaving
It took 18 years to identify melissa halstead after her torso was found in a Rotterdam canal. But detectives never stopped working to catch her killer.
A seemingly ordinary family man is the prime suspect when his wife, three young children and mother-in-law are brutally killed after church.
The FBI investigates when a seemingly perfect husband flees the United States following the murder of his wife and three children.
Two women are killed in the 70s and their cases go cold for over 30 years, until a chilling link between the two emerges.
Detectives look back on the case of Elijah Butler,murdered four days after he married his wife-by her long-term stalker.
Detectives reflect on how they gathered evidence to charge Melanie McGuire with murder when her husband's remains were found in multiple suitcases
Shock pours through a community when a devoted mother is fatally attacked with a machete on her way to pick up her children.
The story of Garry Malone, who brutally bludgeoned his wife to death before making a bogus TV appeal for her to come home.
17-year-old Jayden Parkinson was killed by her abusive boyfriend, Ben Blakeley, who then buried her in his uncle's grave.
The chilling crimes of Colin Pitchfork, who became the first person to be convicted of rape and murder using DNA profiling.
After ending her relationship, 15-year-old Maleha Masud pays the ultimate price when her ex-boyfriend starts a lethal blaze at her home.