I assume you mean "Exodus" and that was just an unintentional slip. In any event, a certain amount of dramatic license is allowed when making a two hour biblical movie as long as it is consistent with scripture. There was lots of non-biblical material included in the movie "The 10 Commandments". If the authors want to suggest God used an earthquake to part the sea that doesn't bother me - especially if it occurs in response to Moses' lifting of his rod.
Yes I meant to say Exodus, not Genesis. Moses runs around with armor on in this movie and is depicted as a gladiator, swinging a sword and fighting with Pharaoh. The part about the Red Sea being parted by an earthquake was put in because the director wanted to make it a secular movie and has said such.
“Ridley Scott is “an established director who can essentially make whatever film he wants, but when he creates a film based on a pivotal biblical story and renders it significantly unrecognizable, the marketplace will respond negatively”
Read more at http://www.wnd.com/2014/12/exodus-gives-3-major-faiths-false-portrayal-of-god/#TZFtsJO9ssR7p543.99