In October 2003, eight-year-old Josef Smith was beaten to death by his parents, Joseph and Sonya Smith. The Smiths were members of a church that promotes disciplining children in a way that some have said is abusive.

In 2010, Lawrence Ray, a 50-year-old ex-con, formed a sex cult at his daughter's dorm room at Sarah Lawrence College in New York and humiliated, tortured and trafficked members for his pleasure and monetary gain.

Detective Lindsey Wade on the experience of solving the 1986 cold case murder of 13-year-old Jennifer Bastian from Tacoma, Washington.

Robyn Maharaj, co-author of 'Grilling Dahmer' with Milwaukee detective Patrick Kennedy, tells us about the late detective's experience with the serial killer.

Author Barbie Latza Nadeau on how Italian women have played vital roles in mafia history, and have done anything—from keeping secrets to murder—for their families.

Advocates for Lyle and Erik Menendez, who murdered their parents in 1989, recently initiated a petition to Governor Gavin Newsom to free the siblings. After more than 30 years behind bars, is there any chance they will walk out of prison?

In 1971, Edgar Smith Jr. became a free man after spending more than 14 years on death row. In 1976, he was sent back to prison.

We speak with author William Rawlings about 'The Stocking Strangler,' a serial killer who raped and strangled women, often with their own stockings, in the 1970s.

The British-American anti-virus software pioneer was found hanging in his cell in a Spanish prison hours after a court ruled that he would need to return to the U.S. to face tax evasion charges. But his inner circle has doubts about the manner of his death.

We speak with Wendell Stradford, a retired NYPD cold case detective, about his investigation into Bruce Blackwood's murder and how he acquired a brutally detailed confession from the killer.

In 1997, the 19-year-old British au pair was charged with the first-degree murder of 8-month-old Matthew Eappen.

We speak with Rob Sand about the Iowa Hot Lotto fraud scandal, the largest lottery-rigging scheme uncovered in the United States, and his role as the prosecuting attorney for the Iowa Attorney General's Office in the case.

For many years, a Georgia woman ran an underground network out of her Atlanta home in order to hide children who'd allegedly been abused. Some feel she was a hero, while others believe she was a kidnapper and vigilante.

We investigate why the Charlotte Police Department took so long to identify 'The Taco Bell Strangler' who targeted Black women in the 1990s.

A&E True Crime speaks with Brittany Wright, a forensic scientist, about how advancements in DNA technologies helped police solve the 1959 murder of 9-year-old Candy Rogers.

Polygamy is illegal in most of the world, but it is practiced by about 2 percent of its population. We investigate why it is rarely prosecuted in the United States.

In 2010 the Internet provocateur launched IsAnyoneUp.com, the first 'revenge porn' website, where users could post intimate images of other people without their consent. Where is Hunter Moore now?

Serial killer Edmund Kemper, later known as the 'Co-Ed Killer,' was released on parole from Atascadero State Hospital when he was 21 after shooting and killing his grandparents when he was 15. Why did psychiatrists allow him to go free?

The British socialite and Jeffrey Epstein conspirator was sentenced to 20 years in prison for her role in recruiting, grooming and abusing teenage girls over a decade. What made these girls trust her?

The mystery of the Zodiac Killer still enthralls the public.