Brooke Wilberger had her life in front of her when she vanished from the apartment complex where she was working during the summer of 2004, leaving her anguished family desperately searching for answers.
As her kidnappers threatened her life, Elisa Levy found hope through memories of her family, as seen in a recent episode of Dateline: Secrets Uncovered.
"I put my family first," Josh Powell insisted in a final eerie interview with Dateline: Secrets Uncovered before investigators say he killed his two young sons during a court-ordered visitation.
Before disappearing, John and Linda Sohus had lived on the same property as a mysterious tenant calling himself Christopher Chichester — but after the couple vanished in 1985, detectives would learn Chichester was not the man he claimed to be.
When reliable rancher Jake Millison disappeared, his friends were immediately concerned, but his family insisted he was fine and may have had secrets of his own.
Andrew Cunanan was once living a life of privilege in sunny San Diego before embarking on a dark killing spree that left five dead, including fashion designer Gianni Versace.