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Detectives are drawn into a world of occult worship and dark figures as they attempt to solve the terrible murder of a promising UCLA student who was found slaughtered in a wicked train tunnel. (Repeat).

The shocking murder of a Van Nuys newlywed goes cold for 23 years until detectives bent on justice revisit the brutal evidence, including a bite mark on the victim's arm that leads them to the most unlikely killer. (Repeat).

Keith Morrison's fortuitous encounter on the Pacific Coast Highway with a lady he met in a jail cell prompts him to study the unexplained death of Las Vegas gambling magnate Ted Binion. (New).

Keith Morrison's fortuitous encounter on the Pacific Coast Highway with a lady he met in a jail cell prompts him to study the unexplained death of Las Vegas gambling magnate Ted Binion. (New).

Detectives in Portland, Oregon, discover a mysterious link between chef Dan Brophy's murder in 2018 and a blog post titled "How to Murder Your Husband" penned years ago. (New).

After asking to drop off a book off at a friend's house, 15-year-old Danielle Locklear never returns home. A cryptic clue leads investigators to a teen hangout spot, a secluded creek. (Repeat).

While 24-year-old Willard Grandstaff toils away at his convenience store job, he dreams of what the future holds. But, on September 27, 2004, his standard overnight shift will be his last. (Repeat).

In 2013, college sophomore Alyssiah Wiley is spotted on camera leaving campus, then disappears. Authorities follow a digital trail of clues – to unravel her Final Moments and find her. (Repeat).

After Hurricane Ivan tears through the Floribama region, the discovery of a body in a burnt-out home in Chunchula, Alabama, launches an investigation that reveals an unexpected evil in the community. (Repeat).

The owners of an Alabama country store are brutally murdered in their home, and detectives must sort through a maze of bootlegging, gambling and family secrets to uncover the killer. (Repeat).

Investigators from three separate counties along the Floribama border team up with the daughter of a missing Jackson County, Florida, man to uncover how the fireworks at a 4th of July celebration ended in murder. (Repeat).

A 40-year-old Minnesota woman is shot to death in her bed while her husband and daughter are home, leaving investigators to wonder who would want her dead. (Repeat).

Delving into the case of Kelsey Berreth, a mom who disappeared after last being seen grocery shopping on Thanksgiving. (Repeat).

A police officer might be connected to the death of a college student that was found in a residential neighborhood. (Repeat).

Two years after the disappearance of his wife, Josh Powell kills his two sons and himself. Watch Josh's last in-depth TV interview. Plus, a 911 dispatcher discusses the emergency call placed by a social worker. (Repeat).

He was high society hustler with a flair for spinning lies. Then the con man known as Clark Rockefeller was accused of murder. To solve the mystery, cold -case detectives began to retrace his steps along a decades-old trail of deceit. (Repeat).