Detectives and forensic experts recount the most extraordinary cold cases that were solved using the revolutionary technique of familial DNA testing. Featuring interviews with family members, police and more.
A random killing and how police gambled on DNA analysis
41 years later DNA forensics solved Karen Klaas's murder
How DNA technology finally cracked Jodine Serrins' murder
How DNA solved the case of a killing spree that killed six
How police used DNA to track down Melanie Road's murderer
How DNA solved solved the murders of a nightmare road trip
How DNA profiling solved the murder of Barbara Becker
How Traci Hammerberg's murderer evaded detection for decades
How Christy Mirack's killer was brought to justice
How DNA solved the murders of a serial killer
The story of Lynette White's senseless killing. A 15-year investigation including one of the worst miscarriages of justice in UK history and how a new DNA method solved the crime. S1, Ep12
The story of how police anguished for decades over the murder of Le Bich Thuy and how the killer was finally identified by the revolutionary new methods of the Bloodline Detectives. S1, Ep13
The story of the exhaustive investigation into Evelynne Dericott's senseless murder and how her killer became another successful target of the Bloodline Detectives. S1, Ep14
Following the investigation into the Halling Rapist and how the revolutionary new science of familial DNA delivered another result for the Bloodline detectives. S1, Ep15
Explore the impact the assault had on the victims and how an extensive investigation and the revolutionary science of familial DNA revealed the attackers identity to the Bloodline Detectives. S1, Ep16
Follow the complex and exhaustive investigation into Tangie Sim's murder and how genetic genealogy and the Bloodline Detectives gave investigators the break they'd been waiting for. S1, Ep17
The story of four innocent victims, how their attacker eluded justice for years and how a revolutionary DNA method made him another successful target of the Bloodline Detectives. S1, Ep18
Follow the decades long investigation into Helene Pruszynski's murder and how, despite seeming unsolvable, it became another success story for the Bloodline Detectives. S1, Ep19
Follow the 17 year police investigation and how, with the help of familial DNA, detectives were able to track down and capture the serial rapist, who destroyed countless lives. S1, Ep20