Laura Barcella

'Dirty John,' real name: John Meehan, was a criminal, con artist and master manipulator known for preying upon women in various states who he considered easy targets. A&E True Crime dives into the backstory of the infamous lothario known as Dirty John.

True-crime author Michael Arntfield talks about homicide detective Pat Postiglione, who headed up Nashville's cold-case Murder Squad and solved dozens of unsolved murders, and how the country-music mecca became a murder hub.

Peter Vronsky, author and investigative historian, speaks with us about ancient killers, the influence of technology on crime and how, in 100 years, the Long Island Serial Killer could be the new Jack the Ripper.

In 1937, three young girls were sexually assaulted and strangled after playing at an Inglewood, California park. A suspect was caught, convicted and sentenced to death. Pamela Everett, a journalist, lawyer and niece of two of the girls, explores the tragedy and investigates whether the wrong man was convicted of the murders.

With the premiere of the new A&E series Cults & Extreme Belief, A&E True Crime explores some big questions about the groups Heaven's Gate, the Moonies and the Rajneeshees.

The murders of Libby German, 14, and Abby Williams, 13, shocked the small town of Delphi, Indiana because of their apparent randomness. But what makes this murder case different than most is that it is believed one of the victims may have captured audio and photo clues that point to her killer.

Marcia Clark of 'Marcia Clark Investigates the First 48' tells A&E True Crime why she was interested in investigating the mysterious death of Rebecca Zahau on the show.

Marcia Clark of 'Marcia Clark Investigates the First 48' tells A&E True Crime what swayed her in determining who was really at fault for Bonny Lee Bakley's death.