Oscar winner Russell Crowe stars as Kung Fu expert and blade enthusiast Jack Knife in The Man with the Iron Fists, the directorial debut from Wu Tang Clan's RZA. The latest character trailer has arrived, which shines a spotlight on Jack Knife and his deadly skills as a fighter. Watch as Russell Crowe earns his rightful place on the cult circuit with this soon-to-be neoclassic in the action genre.