In the wake of "The Flash" film losing its director Seth Grahame-Smith yesterday over creative differences, the other directors attached to upcoming projects in the DC Comics film universe have come under more scrutiny and it looks like things may not be going so well. A rumor over at Birth.Death.Movies indicates that filmmaker James Wan is "feeling tremendous amounts of trepidation" about directing the Jason Momoa-led solo "Aquaman" movie to which he's been attached for almost a year.