In Nightcrawler, it’s pretty much a given that Jake Gyllenhaal, as freelance journalist Lou Bloom, gets between the sheets with TV station news director, Nina, played by Rene Russo. So why doesn’t the R-rated crime drama show the deed being done? It turns out that leaving sex scenes out of the Halloween release — and its indie-film budget — was a conscious decision, said producer and star Gyllenhaal.