This movie is "Escape from Safehaven" and story line : In a post-apocalyptic world, a family seeks refuge in Safehaven, a community protected from the ravages of the outside world by a contingency of armed guards. However, once they settle into Safehaven, they discover that the guards run the community with an iron fist, and their brutal tactics have spawned a resistance movement that tries to enlist the aid of the new arrivals..