Atlantis Comes To Life In AQUAMAN Motion Poster August 1, 2018 Cool new motion poster for Jason Momoa’s aquatic adventure, opening in Irish cinemas on December 14. Check it out below. From Warner Bros. Pictures and director James Wan comes an action-packed adventure that spans the vast, visually breathtaking underwater world of the seven seas, AQUAMAN, starring Jason Momoa in the title role. The film reveals the origin story of half-human, half-Atlantean Arthur Curry and takes him on the journey of his lifetime—one that will not only force him to face who he really is, but to discover if he is worthy of who he was born to be…a king. Irish release date is December 14.