Barbara Hoyt was once a devoted follower of Charles Manson, but after fleeing the group in terror she'd later testify against Manson and other group members linked to the brutal murders of actress Sharon Tate and her friends.
Denise Huskins was painted in the media as the real-life "Gone Girl" after she told police she had been kidnapped from her boyfriend's home under a bizarre set of circumstances, but Huskins' kidnapping claims were true and eventually led police to a surprising suspect.
Remy Ramsaran "reveals a bombshell new story about his wife and her best friend and what he claims was really going on," Dateline correspondent Andrea Canning says of Jennifer Ramsaran's murder.
Amber Smith moved in with some friends in 2015 to try to heal after a violent rape two years earlier, but she had no idea her rapist was hiding in her midst.
Although they only lived together for a “short stint,” real estate investor Debrah Lee Charatan helped Robert Durst gain access to his money and served as a sounding board during his trial for the killing of Morris Black.
Ashley Fallis was all smiles at her New Year's Eve party to ring in 2012, but less than an hour into the New Year, she sustained a fatal gunshot wound to the head.