Bloodline Detectives

S01E09: Ice Cold Murder

The murder of a respected teacher brutally attacked in her Pennsylvania home. Her death shocked the community, though it took 27 years for dedicated investigators trace her killer.

Overview

Detectives and forensic experts recount the most extraordinary cold cases that were solved using the revolutionary technique of familial DNA testing.

Episodes

S01E01 Motorway Killer

April 23, 2020
In March 2003, a lorry driver was found dead behind the wheel in Camberley, England. Police gambled on the revolutionary technique of familial DNA analysis.

S01E02 Unrighteous Act

April 30, 2020
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.

S01E03 Deadly Desire

May 7, 2020
On Valentines' Day 2007, police in Southern California were called to a particularly violent murder scene. Advances in forensic genealogy finally solved the case.

S01E04 Scottsdale Spree Shooting

May 14, 2020
In 2018, two paralegals were shot dead whilst at work in Scottsdale, Arizona. Four more victims were linked to the killing - who was the serial killer?

S01E05 Blood Bath

May 21, 2020
In 1984, a young woman's body was discovered in a lane close to her home in Bath, England. How did police eventually track down the perpetrator of this heinous attack?

S01E06 Road Trip to Hell

May 28, 2020
After being reported missing, a young couple's bodies were discovered more than 60 miles apart. Dedicated investigators set out to find their killer.

S01E07 March Massacre

June 4, 2020
In 1979, two young boys came home from school to find their mother's dead body in the living room. Investigators set out to track down the killer with no firm leads.

S01E08 Murder in the Snow

June 11, 2020 60 min
After a young woman was found beaten to death in Wisconsin in 1984, the killer evaded detection for decades. However, a revolutionary DNA method later revealed his identity.

S01E09 Ice Cold Murder

June 18, 2020
The murder of a respected teacher brutally attacked in her Pennsylvania home. Her death shocked the community, though it took 27 years for dedicated investigators trace her killer.

S01E10 Llandarcy Serial Killer

January 7, 2021 45 min
In 1973, two schoolgirls were found murdered in the Welsh village of Llandarcy. The killer's identity would remain a mystery until 2002.

S01E11 Sheeps Flat Murder Mystery

January 14, 2021 45 min
In 1982, a woman is found shot to death near Lake Tahoe. 37 years later, ground-breaking technology would help identify both the victim and the killer.

S01E12 Carnage in Cardiff

January 21, 2021 45 min
In 1988, police discover the mutilated body of Lynette White. 25 years later, a ground-breaking DNA technique would finally lead detectives to the killer.

S01E13 The Rockville Horror

January 28, 2021 45 min
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.

S01E14 A Life Stolen

February 4, 2021 45 min
69-year-old Evelynne Derricott is found brutally murdered in 2011. After the case goes cold, new DNA technology eventually leads detectives to the truth.

S01E15 Walking Nightmare

February 11, 2021 45 min
In 1986, in Kent, a teenage girl is on her way to the shops when she is attacked and sexually assaulted. Decades later, new DNA technology reveals the perpetrator.

S01E16 Town Path Predator

February 20, 2021 45 min
In 2001, a young couple were brutally assaulted in Salisbury, Wiltshire. Over a decade later, new DNA technology helped lead investigators to the attacker.

S01E17 The Murder of Tangie Sims

February 27, 2021 45 min
In Colorado, in 1996, a young woman's body was found in an alley. After the case goes cold, advancements in genetic technology lead police to the killer.

S01E18 The Williamsburg Rapist

March 3, 2021 45 min
In 2001, a student is attacked in Williamsburg, Virginia and months later the attacker strikes again. Finally, new DNA technology reveals the perpetrator.

S01E19 The Murder of Helene Pruszynski

March 13, 2021 45 min
In 1980, a young woman disappears and her body is discovered shortly after. Almost 40 years later, new DNA technology reveals the attacker.

S01E20 The Clearfield Rapist

March 20, 2021 45 min
A series of brutal and terrifying sexual assaults occur across northern Utah and Wyoming. 17 years later, new DNA technology reveals the perpetrator.

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