When a series of men go missing, all roads lead back to a farm in New Hampshire and one woman. What detectives find in their search of the property leaves them speechless.
A woman is found chained up in a shipping container and for detectives, it's only the tip of the iceberg.
This case follows the investigation into the Halling Rapist and how familial DNA helped solve the crime.
DNA science finally identifies both killer and victim from a murder that took place back in Florida in 1991.
In Sacramento, three women are assaulted by the same man. Police use genealogy technology to find the suspect.
Genetic genealogy brings answers to the families of two little girls who were murdered in 1986 in Tacoma, WA.
Forensic pathologist Dr. Richard Shepherd investigates the case of Marta Ligman, whose body was found in a suitcase in a London canal after a fatal beating by her abusive boyfriend.
After murdering his aunt and uncle, Ramon Escobar rampages across L.A. and strangles his cellmate in prison.
Having committed over 27 assaults on correctional officers, Billy Tracy is one of the most violent offenders on death row.
Nothing was going to stop Ricky Dubose from breaking free of prison. Whilst being transported on a bus between facilities, he killed two correctional officers before escaping - and going on the run.
When seven women disappear in 2003, investigators fear they have a serial killer within their vicinity.
Highway 16 in British Columbia has been dubbed "The Highway of Tears" due to the amount of reported missing peoples. Growing up near this notorious road was young serial killer Cody Legebokoff.
The installation of a CCTV system caught a twisted killer who was using his position as a healthcare worker to secretly kill patients.
Using the I-45 Interstate as a hunting ground, William Reece committed rapes and murders for over a decade.
A killer evades justice for the murder of Diana Hanson for 38 years until genetic genealogy can identify him.
"Unrighteous Act" follows the investigation into the brutal murder of Karen Klaas and how, 41 years later, cutting-edge DNA forensics solved her murder.
Genetic genealogy brings answers to the families of two little girls who were murdered in 1986 in Tacoma, WA.
After 23-year-old Mary Scott fails to show up for work, a friend visits her San Diego apartment: she finds Mary's dead body, who had been raped and strangled. Mary's killer goes undetected for 51 years - until DNA finally identifies him.
In 1988, Janet Tinsley reports her daughter missing. Three days later, a jogger makes a gruesome discovery.
The episode follows the uncovering of a serial killer and how DNA genetic genealogy solved the murders.