Everything That Dies, Some Day Comes Back

My main question coming into this film was how would the director and co-screenwriter Darren Aronofsky turn the relatively straightforward story we all know into something that would be entertaining for a full 138 minutes. The answer inevitably is to take some liberties with the story by injecting several unexpected elements.  One of these is the existence of Watchers, stone giants who are fallen angels, punished by God for trying to help Adam and Eve.  Apparently there is some basis for these in the Book of Enoch (I do the research so you don't have to).  They come around to the idea of helping Noah (Russell Crowe) after some initial hostility (being turned from angels to the equivalent of The Thing has made them somewhat grumpy). Other liberties have less basis.   In the Bible each of Noah's three sons has a wife, which is handy for repopulating the world après le deluge. In this version the future of the human race looks a bit iffy.  We can assume that N...