20 best shows like Who Killed Little Gregory? (2019)

Via interviews with friends, players and insiders, this docuseries examines how Aaron Hernandez went from an NFL star to a convicted killer.

Hosts Ryan & Shane discuss mysteries surrounding notorious unsolved crimes.

The Devil Next Door tells the story of John Demjanjuk, a retired Ukrainian-American automotive worker in the suburbs of Cleveland, Ohio in the 1980s who is accused as being a notoriously cruel Nazi death camp guard during World War II, known as Ivan the Terrible.

Filmed over 10 years, this real-life thriller follows a DNA exoneree who, while exposing police corruption, becomes a suspect in a grisly new crime.

A non-fiction investigative series of murder cases told through the personal experience of retired detective, Lieutenant Joe Kenda. Through re-enactments, discussions with investigation teams, and interviews with victims' families and other involved persons, the show highlights Kenda's successes with his 400 homicide case history and 92 percent solution rate.

Former cartel insiders divulge the bone-chilling details behind the notorious murder and kidnapping of DEA Agent "Kiki" Camarena.

Brazilian TV personality and politician Wallace Souza faces accusations of masterminding the violent crimes he reported on and rallied against.

A detailed account of the McDonald's Monopoly game scam during the 1990s as told by the participants in the case, including the prizewinners and the FBI agents who caught the security officer who orchestrated the entire scheme.

A zoo owner spirals out of control amid a cast of eccentric characters in this true murder-for-hire story from the underworld of big cat breeding.

A five-part documentary series examining the gripping story of high school football star Greg Kelley who was convicted of sexual assault of a four-year-old boy, and sentenced to 25 years in prison with no possibility for parole. But a groundswell of support emerged for Kelley, calling into question the investigation, the prosecution's tactics and ultimately, the validity of the conviction.

Decades after the assassination of African American leader Malcolm X, an activist embarks on a complex mission seeking truth in the name of justice.

This true crime documentary series investigates cases where people convicted of murder claim their confessions were coerced, involuntary or false.

Follow Texas prosecutor Kelly Siegler and Yolanda McClary, a crime-scene investigator for the Las Vegas Police Department, as they help local law-enforcement agencies in small towns across the country solve violent crimes that have sat cold because of lack of funding and proper forensic technology.

Documentary series on the circumstances surrounding the death of María Marta García Belsunce, one of the most controversial criminal cases in Argentina.

The personal stories behind eight cases of wrongful conviction that the Innocence Project and organizations within the Innocence Network have worked to highlight and overturn.

When it comes to murder, no detective starts their search at the beginning of the crime. Rather, a murder investigation always begins with the body, after the deed is done. It is up to the police to piece together the story, moving backwards in time until they arrive at the root of the crime. In REDRUM, viewers follow the backwards tale of murder from false motives and mistaken witnesses to conversations taken completely out of context, until the truth finally comes out at the very end.

The docuseries follows people deeply involved in the group NXIVM — which is faced with various charges, including sex trafficking and racketeering conspiracy — over the course of several years.

This docuseries explores the period between 1979 and 1981 when at least 30 African-American children and young adults disappeared or were murdered in Atlanta, Georgia.

This investigative docuseries explores the greed, fraud and corruption that built up - and ultimately brought down - India's most infamous tycoons.

Charged as a teen in the 1993 killing of a Boston cop, Sean K. Ellis fights to prove his innocence while exposing police corruption and systemic racism.

The Son of Sam case grew into a lifelong obsession for journalist Maury Terry, who became convinced that the murders were linked to a satanic cult.

Heinous criminals have avoided capture despite massive rewards and global investigations. This docuseries profiles some of the world’s most wanted.