I struggle with some of these futuristic dystopian dramas simply because I can never imagine how humanity could ever find itself in the situation where life could really be like this. This one adds an additional, if entirely accidental, Oedipean element to the plot. “Geld” (Tim Robbins) is an investigator who tracks down folks who peddle in fake travel documents. Believe it or not, this is big business in a world where travel is tightly regulated by the governmental “Sphinx”. His latest trip takes him to Shanghai where he encounters “Maria” (Samantha Morton) whom he quickly deduces is behind…