Poisonous Seaweed, Meddling Weinsteins and the Stench of Broccoli: Johannes Roberts on 47 Meters Down

If you happened to find yourself browsing through Walmart's aisles in August of 2016, you may have come across a DVD titled In the Deep. Unless you particularly fancy Mandy Moore or Matthew Modine, there's no reason you would've paid the movie's shark-laden cover any particular attention - not with the glut of sharknados and sharktopuses gliding through the B-movie waters. Yet one year later that very same film - rechristened with its original title 47 Meters Down - debuted in American theaters ...