Shallow Ground (2005) - Jumpscare Guide

Plot

A naked teenage boy covered in blood appears at a remote sheriff's station one year after the brutal unsolved murder of a local girl. Now Sheriff Jack Shepherd, guilt ridden over the girl's murder, must confront his own demons as he desperately searches for the boy's true identity and possible victims. Little does Jack realize that he has started down a path that will bring him face to face with an unthinkable horror. Before sunrise the living will pay for the pain the dead have suffered.