[8] Jake Gyllenhaal stars as a morally bankrupt ambulance chaser who sells gruesome crime video to L.A. television stations. First-time writer/director Dan Gilroy paints an interesting portrait of a disturbed man who may reflect our times more accurately than we’re ready to acknowledge. Nightcrawler shows its hand pretty early on, but Gyllenhaal and co-star Rene Russo, playing a cutthroat TV news producer, keep you engrossed …