Primeval (2007)

In one of the most remote places on earth, a bloodthirsty serial killer has claimed over 300 victims, and is still at large to this day. Now, inspired by the true story of the world's most prolific killer, comes "Primeval", a nail-biting horror-thriller that follows an American news crew determined to capture this terrifying murderer alive. The danger begins as producer Tim Freeman, cameraman Steven Johnson, and their rag-tag team set out on a journey up-river in search of their subject. But the deeper they probe into the mystery of this elusive assassin, the deadlier their trip becomes.

Official website: http://primeval.movies.go.com/