Cold Blooded: A True Crime Story of a Murderous Teenage Vampire Cult

Investigators and Central Florida residents were horrified when 16-year-old vampire cult leader Rod Ferrell was arrested and charged with bludgeoning a cult member's parents. When they realized the slain couple's 15-year-old daughter was missing, they feared she was a victim, too.

Detectives and journalists swarming over three states soon uncovered a web of blood-drinking occult rituals, illicit sex, wildly dysfunctional families and spiritual warfare. Then, when police officers captured the...