Bloodline Detectives: Hosted by Nancy Grace
Season 4 Episode 19 - The Sadistic Killer
Investigative genetic genealogy unmasks the sexual deviant who raped and killed Christina Castiglione in 1983.
Audio Languages: English
Subtitles: English
Starring:Nancy Grace
Directed by:Daniel Browne
Season 4
S04:E01 - The NorCal Rapist
The NorCal Rapist terrorizes the women of North California for years until forensic science can identify him.
S04:E02 - Horror by the Roadside
The murder of Carol Sue Klaber is cold for decades until new technology can finally bring her killer to light.
S04:E03 - Murder on Elm Street
Donna Sue Hyatt's murder is unsolved for decades until modern forensic science catches up.
S04:E04 - The Mammoth Lakes Murder
The identities of a woman and her killer are mysteries for years until genetic genealogy offers answers.
S04:E05 - The Court Reporter Murder
The identity of Nancy Bennallack's murderer is a mystery until the advent of investigative genetic genealogy.
S04:E06 - Murder by I-59
A Jane Doe found by the side of the I-59 is unidentified until forensic science provides answers years later.
S04:E07 - The Huntington Beach Body
Both the killer and the victim of a slaying in Huntington Beach are revealed after 52 years using DNA science.
S04:E08 - The Murder of Little Marise
A young girl's rape and murder is unsolved for years until an unexpected hero identifies her killer.
S04:E09 - The South Lake Tahoe Strangler
Police work for decades with emerging forensic sciences to identify the killer of two women in Lake Tahoe.
S04:E10 - Stabbing in Sacramento
Through detailed genetic profiling, the cold case of who killed Robin Brooks is finally cracked years later.
S04:E11 - The Phoenix Canal Killer
Cutting-edge DNA science finally names the Phoenix Canal Killer who terrorized the city in the early 90s.
S04:E12 - Mommy Has Been Murdered
Investigative genetic genealogy is used to resolve the 1988 murder of a mother killed in front of her toddler.
S04:E13 - The Three Rivers Killer
Investigative genetic genealogy reveals the killer of a young mother murdered in her own home 34 years prior.
S04:E14 - Double Homicide in the OC
Forensic science reveals the name of a sadistic killer who murdered two women in the late 80s.
S04:E15 - The Mississippi Rapist
A man who raped two women in 1990 is put behind bars thirty years later thanks to advancements in science.
S04:E16 - Justice Delayed
DNA science unveils a predator who sexually assaulted a 20-year-old before shooting her in Washington in 1972.
S04:E17 - Murder in Apartment 101
In 2022, investigative genetic genealogy exposes a killer who stabbed a woman to death in her home in 1980.
S04:E18 - Carrie's Courage
A woman who was sexually assaulted at gunpoint in the 1980s contacts a genetic genealogist to solve her case.
S04:E19 - The Sadistic Killer
Investigative genetic genealogy unmasks the sexual deviant who raped and killed Christina Castiglione in 1983.
S04:E20 - Murder in Marietta
The 1972 rape and murder of 9-year-old Debbie Lynn Randall is solved thanks to new science 50 years later.
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