As the director of "Green Lantern," Martin Campbell was far from the first, and certainly not the last filmmaker to deliver a stinker of a DC superhero film. But 14 years after its release, Campbell is unafraid to be honest about its shortcomings - especially the ones he takes personal responsibility for.

M arvel and DC have spent their entire existence trying to convince fans they are galaxies apart, despite orbiting the same comic cosmos. Yet, every time they clash at the box off

Green Lantern was a pretty standard action movie, but lacked both the comedic chops and the emotional core that has made the

Fourteen years after its release, director Martin Campbell has a pretty good idea why his Green Lantern movie was far from successful. He even takes personal responsibility for the Ryan Reynolds-led film’s flop.