Predator at Large

In 2002, when 5-year-old Samantha Runnion is playing with a friend in front of their homes in Stanton, Calif., a man appears and snatches Samantha, dragging her into his car; the race is now on to find her and the man responsible.

Women are being murdered in Washington County, Ore.; a serial killer is one step ahead of the police, and the community lives in fear; after more bloodshed, residents discover that the brutal killer has been living in plain sight all along.

Thirteen-year-old Carrie Jopek disappears and her friends and family are terrified; her body is soon found underneath a neighbour's porch and that sets off a hunt for her killer that spans decades.

A pregnant woman and her infant son vanish on a walk to their local corner store, and the close-knit town of Deerfield Beach is terrified; when the woman turns up dead, the community is convinced that it has a killer living in their midst.

The peace of Raynham, Mass., is forever shattered when cheerleader Mary Lou Arruda goes missing two days after her 15th birthday; the vast search effort to find her ends nine weeks later in the Freetown Forest with a chilling discovery.

In 1988, 8-year-old April Marie Tinsley is abducted in broad daylight by a man in a blue pickup truck; three days later, a jogger makes a heartbreaking discovery in nearby woods; the discovery sends cops on a 30-year-long manhunt for April's killer.