‘Predator At Large’ Preview Thursday On Investigation Discovery

He’s Gonna Do It to Your Daughter premieres Thursday, May 14 at 10/9c The peace of Raynham, Massachusetts 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 Freetown Forest with a chilling discovery.

Season Finale Airs Thursday, May 21 at 10/9c

I Will Kill Again premieres, Thursday, May 21 at 10/9c In 1988, 8-year-old April Marie Tinsley is abducted in broad daylight from her Fort Wayne street 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 sadistic killer.