An undercover Detroit cop navigates a dangerous neighborhood that's surrounded by a containment wall with the help of an ex-con in order to bring down a crime lord and his plot to devastate the entire city.
Left for dead on a sun-scorched planet, Riddick finds himself up against an alien race of predators. Activating an emergency beacon alerts two ships: one carrying a new breed of mercenary, the other captained by a man from Riddick's past.