Paul Walker stars as an undercover cop who enters a tenement dubbed Brick Mansions, to stop a neutron bomb that is ticking down, possessed by a ruthless drug warlord (RZA). David Belle plays a small-time drug dealer who teams up with the police officer. Catalina Denis plays the girlfriend of David Belle's character, who is kidnapped by the overlord.
Camille Delamarre is directing from a screenplay by Luc Besson and Robert Mark Kamen. Luc Besson is also producing alongside Christophe Lambert and Relativity Media's Ryan Kavanaugh and Tucker Tooley. Production is currently under way in Montreal.