Profiles James Perry, a Madison, Wisc. father and a husband, who led a double life as a construction worker and as a sexual predator who attacked dozens of children and young women over a period of five years. Explains how the man known as the "mall rapist" was finally caught and how his massive collection of digitized images and video provides chilling insight into the mind of a psychopath. Features interviews with Perry's former wife and with crime expert Maureen Wall. Also examines ways for parents to protect children from predators.

Originally broadcast as a segment of the ABC television program 20/20 on May 26, 2006. Originally broadcast as a segment of the ABC television program 20/20 on May 26, 2006.