Mafia States of America

In this true-crime documentary, a cult expert and filmmaker infiltrate a polygamist sect to expose a self-proclaimed prophet and bring him to justice.

From crippling payday loans to cars that cheat emissions tests, this investigative series exposes brazen acts of corporate greed and corruption.

What happened to Mica Miller? This documentary series retraces her promising life, toxic marriage and the mysterious circumstances of her death.

Serial killer Jeffrey Dahmer confesses to his gruesome crimes in unguarded interviews, offering an unsettling view into a disturbed mind.

This intense documentary series details true stories of neighbors gone bad, from heinous fraud schemes to senseless acts of violent retribution.

Millions in stolen cash. Missing luxury bourbon. Watch ordinary people almost get away with these extraordinary heists in this true crime series.

An overgrown field and a stretch of highway connect a series of grisly murders spanning several decades as grieving families search for answers.

Presented by Walsh, the show profiles and assist law enforcement in the apprehension of fugitives wanted for numerous crimes, including murder, rape, kidnapping, child molestation, white-collar crime, organized crime, armed robbery, gang violence, and terrorism, and also many of whom are currently on the FBI Ten Most Wanted Fugitives list.

Interviews with friends, family and Sally McNeil herself chart a bodybuilding couple’s rocky marriage — and its shocking end in a Valentine's Day murder.

Death row inmates convicted of capital murder give a firsthand account of their crimes in this documentary series.

After his son's tragic death, a Louisiana pharmacist goes to extremes to expose the rampant corruption behind the opioid addiction crisis.

Murder. Extortion. Drug smuggling. Racketeering. The charges are mounting against John Gotti — but will any of them stick to the "Teflon Don"? Told from both sides of the law, this docuseries from the makers of "Fear City" follows the FBI's battle to bring down infamous mob boss.