TV Guide Investigation Discovery Saturday

After Andrea Yates' horrifying act, her dark preoccupation emerges; a secretive cult, twisted teachings, and followers drawn into a growing web of control.

Woroniecki traps his followers in an isolation cocoon, and his teachings appear to twist salvation into submission, until Andrea Yates commits a horrific act.

Andrea Yates faces two trials in the aftermath of the drownings, exposing the preacher's lingering influence. Woroniecki deflects blame onto Rusty.

Lisa and Kevin Knoefel's selfless act ends in a shocking murder at the hands of the troubled teen, who is a pawn in a twisted plot.

A man stops responding to his mother's texts, so she files a missing person's report and Det. Massucci finds himself untangling a complicated love triangle.

On May 13, 2017, Kimberly Avila goes missing in downtown Brownsville, Texas, and Kimberly may have been kidnapped or murdered by a member of the cartel.

After Christopher Hoye leaves his Ozarks homestead, Christopher's wife recovers his truck next to a dangerous river, but Christopher is gone without a trace.

Family man Davohnte Morgan disappears in the town of Mt. Shasta, and as his family searches, it becomes clear that his girlfriend may know more than she shares.

After a young Ohio man vanishes without a trace, detectives embark on an investigation involving a love triangle, drugs and murder.

Pennsylvania State Troopers are tasked with a murder investigation that takes more than 10 years to solve after finding decomposed human remains in the Poconos.

After police find a murder victim inside a Civil War crypt in a historic cemetery in Southwest Philadelphia, detectives from two counties try to solve the case.

Las Vegas detectives track down those responsible for the horrific murder of a young woman after her body turns up in a concrete and wooden box in the desert.

The case of a missing 17-year-old pregnant girl goes cold after she's considered a runaway, but it gets renewed and the case reopens.

When a young couple goes missing in Eureka, Utah, detectives from neighboring counties work together in order to track down their killer.

A man returns from out of state to find that his neighbor has taken over his property to run a chop shop, resulting in a feud that engulfs 2 families.

A couple moves into their dream home, only to find themselves engulfed in a conflict with their neighbor who believes he's the rightful owner of their property.

The building of a backyard shed destroys a years-long close relationship between two neighbors and ignites a vicious conflict that sees 2 people shot to death.

An argument over an old fence separates neighbors and the dispute escalates from repeated screaming matches and threats to physical fighting and vandalism.

A Baptist pastor moves in next-door to a free-spirited older woman in suburban Las Vegas, leading to years of accusations of dog theft, intimidation & drug use.

When a large & boisterous family moves in on a quiet street, neighbors immediately conflict with them over all the noise but soon the dispute consumes everyone.

A police officer and former beauty queen reunite years after high school and fall in love, but money troubles and infidelities bring this tale to a tragic end.

After Curt and Donna Thorngren's 22-year marriage ends in murder in January 2003, detectives discover a marriage destroyed by debt, deceit and drug addiction.

Matt and Dominique Leili appeared to have it all, but on July 8, 2011, in Gwinnett County, Ga., their illusion of a happy marriage is torn apart forever.

After a series of mysterious events occur, free-spirited Hope Meek mysteriously disappears from her home in Valiant, Okla., on February 21, 2002.

After Curt and Donna Thorngren's 22-year marriage ends in murder in January 2003, detectives discover a marriage destroyed by debt, deceit and drug addiction.

Matt and Dominique Leili appeared to have it all, but on July 8, 2011, in Gwinnett County, Ga., their illusion of a happy marriage is torn apart forever.

After a series of mysterious events occur, free-spirited Hope Meek mysteriously disappears from her home in Valiant, Okla., on February 21, 2002.

A police officer and former beauty queen reunite years after high school and fall in love, but money troubles and infidelities bring this tale to a tragic end.

After a beloved friend and co-worker goes missing on a desolate mountain, detectives must sort through a list of colleagues with potential motives for murder.

When a girls' movie night goes bad, the police investigate a murder which leads them halfway across the state in search of the killer.