Killer Cases - Season 6

When school teacher Catherine Edwards missed a family outing, her worried parents went to her apartment to check on her. There, they made the horrifying discovery: Catherine had been restrained with law enforcement style handcuffs and murdered. Investigators followed dozens of leads as the alarmed community worried about a killer on the loose. Given the handcuffs, investigators even looked at fellow police officers but the case remained a mystery. Nearly three decades later, a team of dedicated detectives, a Texas Ranger, and forensic genealogists teamed up to catch an unlikely killer, finally bringing justice to the Edwards family and the city of Beaumont.

When the Kootenai County Sheriff's Office responded to a 911 call from distraught former state trooper Daniel Howard reporting his wife Kendy's suicide, detectives prepared to investigate one of their own. Howard told the investigators his wife had been severely depressed. Detectives learned the couple had been going through a bitter divorce and tensions were high. Now faced with a suspicious death, detectives must reconstruct the crime and confront Daniel Howard in an interview captured on bodycam footage at the scene to determine if he killed his spouse.

In 2002, a blueberry farmer in Ottawa County, Michigan made a shocking discovery in his fields: the severely burned and beaten body of a man inside a trunk. Despite exhaustive efforts, investigators were unable to identify him, and he became known only as "Jack in the Box." The case sat cold on investigators' desks until 2015, when a detective started receiving emails with clues about the victim's identity. Investigators followed the tips, finally unraveling the chilling details of a gruesome crime, and a calculated cover-up, leading to an international manhunt and an ultimate betrayal by family.

The cold-blooded murder of four family members in their own living room in a normally peaceful neighborhood shattered the local religious Sikh community. The wide-ranging investigation left many questioning if they truly knew their neighbors.

Rap musician Martell DeRouen, known as "Kardone," was found shot to death in his luxury apartment, the door locked from the inside. Detectives faced a challenging mystery as they investigated the puzzling murder.

A masked intruder stormed into a house party, murdering three young members of Detroit's LGBTQ community. As detectives worked to track down the killer, they uncovered a surprising and troubling motive.