Oily

A deep-water oil rig explodes, killing workers and spewing millions of barrels of crude into the Gulf of Mexico. The survival of the human species is threatened, and it is up to a New Orleans couple and a pair of aliens to prevent our extinction...

It begins when Warren, a young college instructor, encounters a spaceship on a levee. He and his ailing wife, Penny, soon learn that the aliens piloting the ship have been sent to monitor Earth's petroleum use, and their bosses are pretty upset. ...