By the way, the movie does show that the waters not only fell from above but also arose from the earth which, as some of us know, is according to the Midrashic interpretation:
Babylonian Talmud Sanhedrin 107b-108b -
Raba taught: What is meant by the verse, He that is ready to slip with his feet is as a stone despised in the thought of him that is at ease? — This teaches that when Noah rebuked them and spoke words to them that were as hard as fiery flints, they derided him. Said they to him, `Old man, what is this ark for?` — He replied, `The Holy One, blessed be He, will bring a flood upon you.` `A flood of what,` they jeered?... if He brings it up from the earth, we have iron plates with which we can cover the earth [to prevent the water from coming up];...
Pirke de-Rabbi Eliezer 23 -
Rabbi Zadok said: On the l0th of Marheshvan all the creatures entered the ark; on the 17th of the same (month) the waters of the Flood descended from heaven upon the earth, for they were the waters (endowed with the) male (principle). And there came up the waters of the depths, for they arc the waters (endowed) with the female (principle), and they were joined with one another, and they prevailed so as to destroy the world, as it is said, And the waters prevailed exceedingly upon the earth (ibid. 7:19).