In “Dark City,” life is a literal rat race. We’re lab animals, utilized by alien Strangers to unlock the riddle of their long-term survival. There’s just one glimmer of hope, and that is the abrupt change of energy as one man, John (Rufus Sewell), achieves what our captors need and turns their powers onto themselves. Yet, we’re nonetheless stranded on this frozen place, and though the return of daylight is welcome, there aren’t any ensures that our new boss will not steadily turn into the identical as our outdated, eldritch bosses. And we’re by no means going residence to Earth.