Future War (1997)

A race of evil cyborgs kidnap humans from Earth's future to use as slaves, and take dinosaurs from the past to use as trackers. One of their slaves, the Runaway, escapes and makes his way to present-day Los Angeles. There he must fend off the cyborgs and their trackers, the police, and the government, befriended by a prostitute-turned-nun who runs a halfway house.