Elsa Keslassy International CorrespondentPulsar Content has closed multiple pre-sales on Arseny Sukhin’s science-fiction horror movie “Superdeep” in the run up to its world premiere at Sitgès. Inspired by true events, the movie stars Milena Radulivic (“The Balkan Line”) and Nikita Duvbanov, and is set in 1984, when inexplicable screams were recorded in Kola Superdeep Borehole, the biggest secret lab in the USSR.