TV Guide Investigation Discovery Saturday

A young woman vanishes after entering a patrol car; for 35 years, she's a Jane Doe; as fear and rumors consume a small town.

After a call on Friday the 13th, Jose Herran vanishes; when investigators go to the town that he disappeared into and find out that some visitors never leave.

On Friday the 13th, 14-year-old Amber Dubois vanishes and a year later, Chelsea King disappears nearby; a survivor links the two and exposes a predator.

A young woman vanishes after entering a patrol car; for 35 years, she's a Jane Doe; as fear and rumors consume a small town.

For decades, a predator has been hunting in the shadows, whispers of missing women, unsolved attacks and a faceless monster haunt a quiet town.

When police discover Nicole Waller's SUV abandoned on a desolate Montana highway, the 31-year-old mother of three had vanished into thin air.

A massacre in Gitchie Manitou State Preserve leaves four teenagers dead, and police baffled, but a witness comes forward with a tale of murder and survival.

CeCe bonds with a man she meets on a dating app and he asks her for money for his business, and she obliges, but she becomes another victim of a romance scam.

14-year-old Aubrey Peal uses an app to find others interested in gaming, and he strikes up an online friendship with a man named Jason.

When a member of cult leader Sherry Shriner's group dies in a tragic shooting, attention turns to her and the control she wields over her followers.

When a trusted principal secretly hypnotizes students, the town sees inspiration until three teenagers die. Families demand answers and ignore warnings.

A woman weaponizes empathy, faking illnesses and tragedies across state lines. As victims unite, her pattern snaps into focus.

A wave of tics among teenage girls ignites panic, drawing reporters and medical experts into town; the real cause fades beneath hysteria & competing theories.

In rural Pennsylvania, an elderly widow's extreme fear of being buried underground leads her to make an unthinkable decision.

Mystery shrouds a San Diego wildlife park when one of its valued employees goes missing, and investigators fear the most dangerous predator is not an animal.

Single mother Tammy Lovell of Arizona pays the ultimate price after she forces her boyfriend to confess to police his role in an insurance fraud scheme.

A Virginia Beach massage therapist disappears before work, sparking a search, then weeks later, a cyclist discovers trash bags in a swamp.

A campaign of abuse and terrifying home invasions, leads to murder and the sheriff must outwit a killer and bring them to justice.

A campaign of abuse and terrifying home invasions, leads to murder and the sheriff must outwit a killer and bring them to justice.

When Olivia marries Christopher Jones, a correctional officer, he runs his home like a prison, but on Feb. 14, a day made for love turns into a day of horror.

A successful Florida family has their American dream shattered when a mysterious figure dressed as a clown shoots a loving mother on her doorstep.

Rock 'n' Roll star Jerry Lee Lewis manipulates 13-year-old Myra Brown into marrying him when he comes to live at her Memphis home to record at Sun Records.

Revenge takes hold in 2 toxic relationships; one woman callously targets her partner's former girlfriend, while another turns her feelings of neglect into rage.

A New Jersey woman risks it all to avoid a move to Florida, and a Cleveland matriarch sets her deadly sights on her longtime partner.

Las Vegas teen Wendy Mazaros survives sex trafficking & marries her older boss, Tom Hanley, only to discover he is involved with the mob and might be a hitman.

Law enforcement student Amanda Sigers falls in love and marries med student Sayantan Sy Ghose, but she discovers that Sy has a dark and dangerous side.

Revenge takes hold in 2 toxic relationships; one woman callously targets her partner's former girlfriend, while another turns her feelings of neglect into rage.

A New Jersey woman risks it all to avoid a move to Florida, and a Cleveland matriarch sets her deadly sights on her longtime partner.

Las Vegas teen Wendy Mazaros survives sex trafficking & marries her older boss, Tom Hanley, only to discover he is involved with the mob and might be a hitman.

Law enforcement student Amanda Sigers falls in love and marries med student Sayantan Sy Ghose, but she discovers that Sy has a dark and dangerous side.

Rock 'n' Roll star Jerry Lee Lewis manipulates 13-year-old Myra Brown into marrying him when he comes to live at her Memphis home to record at Sun Records.

Sex therapist Amie Hardwick had several celebrity boyfriends, however when one star rises, another's obsession is never far behind, and the results are deadly.