Watch Pretty Slick - The Deep Water Horizon Environmental Coverup - Extended Directors Cut for Free: How to Stream the Movie Online at 123Movies. . Presenting the extended directors cut from Filmmaker James Fox (Out of the Blue and I Know What I Saw). On April 20th, 2010, the BP Deep Water Horizon floating oil rig drilling in the Gulf of Mexico exploded, killing eleven crewmen. This film exposes the behind the scenes cover up to hide the worst environmental disaster of all time from the world and the people who live in the region.