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Series SeasonSeason 1 episodes2020
Bloodline Detectives
Season 1
Bloodline Detectives focuses on familial DNA investigation, a search technique which uses genetic material from relatives to track down a suspect to solve violent crimes. Each episode shows detectives from all over the world solving cold cases by using the DNA of family members and how that additional DNA information is revolutionising genetic profiling to solve criminal cases.
Episodes
Each episode has its own detail page.
Episode 12020-04-23
Motorway Killer
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.
Episode 22020-04-30
Unrighteous Act
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.
Episode 32020-05-07
Deadly Desire
On Valentines' Day 2007, police in Southern California were called to a particularly violent murder scene. Advances in forensic genealogy finally solved the case.
Episode 42020-05-14
Scottsdale Spree Shooting
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?
Episode 52020-05-21
Blood Bath
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?
Episode 62020-05-28
Road Trip to Hell
After being reported missing, a young couple's bodies were discovered more than 60 miles apart. Dedicated investigators set out to find their killer.
Episode 72020-06-04
March Massacre
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.
Episode 860 min2020-06-11
Murder in the Snow
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.
Episode 92020-06-18
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.
Episode 1045 min2021-01-07
Llandarcy Serial Killer
In 1973, two schoolgirls were found murdered in the Welsh village of Llandarcy. The killer's identity would remain a mystery until 2002.
Episode 1145 min2021-01-14
Sheeps Flat Murder Mystery
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.
Episode 1245 min2021-01-21
Carnage in Cardiff
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.
Episode 1345 min2021-01-28
The Rockville Horror
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.
Episode 1445 min2021-02-04
A Life Stolen
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.
Episode 1545 min2021-02-11
Walking Nightmare
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.
Episode 1645 min2021-02-20
Town Path Predator
In 2001, a young couple were brutally assaulted in Salisbury, Wiltshire. Over a decade later, new DNA technology helped lead investigators to the attacker.
Episode 1745 min2021-02-27
The Murder of Tangie Sims
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.
Episode 1845 min2021-03-03
The Williamsburg Rapist
In 2001, a student is attacked in Williamsburg, Virginia and months later the attacker strikes again. Finally, new DNA technology reveals the perpetrator.
Episode 1945 min2021-03-13
The Murder of Helene Pruszynski
In 1980, a young woman disappears and her body is discovered shortly after. Almost 40 years later, new DNA technology reveals the attacker.
Episode 2045 min2021-03-20
The Clearfield Rapist
A series of brutal and terrifying sexual assaults occur across northern Utah and Wyoming. 17 years later, new DNA technology reveals the perpetrator.
Season Cast
Featured cast for this season.
Cast
No season cast available.