Some of it was filmed against a greenscreen with a rig of cameras shooting at 12,000 frames per second.Afterwards as they sat at one of the tables, they listened in disbelief to a TV broadcast, in which the worried President abdicated "all authority and control over this planet to General Zod.This sequel was both more violent (a surfboard decapitation, a container crate death, nail-gun deaths, lots of gunfights, a helicopter gunship attack on a trailer, neck-breaking, drowning, etc.BackgroundGaslight(1944) (akaThe Murder in Thornton Squarein the UK) is a superb, definitive psychological suspense thriller from ""woman""s director"" George Cukor.