Untraceable (2008)

Special Agent Jennifer Marsh (Diane Lane) works in an elite division of the FBI dedicated to fighting cybercrime. She thinks she has seen it all, until a particularly sadistic criminal arises on the Internet. This tech-savvy killer posts live feeds of his crimes on his website; the more hits the site gets, the faster the victim dies. Marsh and her team must find the elusive killer before time runs out.

• fbi
• internet
• investigation
• kidnapping
• murder
• police
• psychopath
• sadism
• serial killer
• snuff
• suicide
• torture
• violence
• voyeur
• webcam
• website