EXCLUSIVE: Rocket Science has boarded sales on Dark Ocean , the debut feature from Icelandic TV maker Glassriver . Worldwide sales will launch at the Cannes Film Festival on the Baldvin Z -directed pic, which is billed as a claustrophobic drama set aboard a fishing trawler in the North Atlantic. The plot follows a young deckhand on his first voyage, as he and his team of fishermen battle the brute forces of nature and the ruthless demands of survival at sea. Cast includes director-producer Baltasar Kormákur ( Beast , Everest ), Ólafur Darri Ólafsson ( Severance , True Detective ), Þorsteinn Bachmann ( True Detective , Katla ), and Thorvaldur Kristjansson ( The Minister , The Darkness ).   Dark Ocean comes from Matthías Tryggvi Haraldsson, an Icelandic screenwriter and founding member of theatre and music collective Hatari. Baldvin Z, who was behind Glassriver’s series Black Sands and Netfix show Case , is the director.…