The Vanguard (2008)

The movie is set in 2015. Oil is all gone and the world has been thrown into chaos. The Corporation has taken over society as ruler. They make their scientists create a disease to wipe out the poor but they instead make the disease so that people are reduced to a prehistoric or primate like state and where they can't see well or talk. The corporation sends trackers after Max (Ray Bullock Jr) fearing he could be used by others to find a cure. Max is unsure what to do when he meets the first hunter since the tracker is human. The tracker abandons the mission and instead helps Max flee. The meet up with Zac (Steve Weston) and Rachael(Emma Choy) who are headed in the same direction in hopes of finding a settlement.