Bloodline Detectives

Police in Southern California were called to a particularly violent murder scene; advances in forensic genealogy finally solved the case.

A young woman is found beaten to death in Wisconsin in 1984; killer evades detection for decades until a revolutionary DNA method reveals his identity.

In 2018, two paralegals are shot dead while at work in Scottsdale, Ariz; four more victims are linked to the killing.

A beloved local teacher is brutally attacked in her Pennsylvania home; after 27 years, dedicated investigators trace her killer.

In 1979 two young boys find their mother's dead body in the living room; how the investigators track down the killer with no solid leads.

In 1976 a woman was left for dead in her home in southern California; despite a major manhunt, the violent killer avoided detection for over four decades.

A lorry driver is found dead behind the wheel in Camberley, England; police use a revolutionary technique of familial DNA analysis.

A young woman's body is discovered close to her home in Bath, England; police eventually track down the perpetrator of the heinous attack.

After being reported missing, a young couple's bodies are discovered more than sixty miles apart; how the dedicated investigators eventually find the killer.

The police investigation into the Washoe County murder.

In 1994, 42-year-old Le Bich-Thuy is found dead next to her home; decades later, DNA and genealogy technology allow detectives to track down the killer.

A decades-long police investigation includes one of the worst miscarriages of justice in UK history.

In 1973, two young girls are found murdered in the Welsh village of Llandarcy; the killer's identity remains a mystery until 2002.

With the help of familial DNA, detectives are able to track down and capture a serial rapist.

The exhaustive investigation into the murder of Tangie Sims; how genetic genealogy gave investigators the break they'd been waiting for.

A 69-year-old woman is found brutally murdered in 2011; after the case goes cold, new DNA technology eventually leads detectives to the truth.

Following the decadeslong investigation into the murder of Helene Pruszynski.

How an extensive investigation and revolutionary science of familial DNA revealed an attacker's identity.

How the revolutionary new science of familial DNA helped catch a rapist.

The story of four innocent victims and how their attacker became another successful target of the Bloodline Detectives.