monsters of the Trench, and a wormhole transports them to an uncharted sea at the center of the Earth. They are reunited with Atlanna, who was sacrificed to the Trench for Arthur's illegitimate birth 20 years ago, but had survived and escaped to the uncharted sea, alive and well. Arthur faces the Karathen, a mythical leviathan and keeper of the trident, and voices his determination to protect both Atlantis and the surface, reclaiming the trident, which grants him control over the seven seas. Orm leads his army against the Kingdom of the Brine to declare himself Ocean Master, while Arthur, with Mera, Karathen, and the Trench, lead an army of marine creatures against him. Orm's followers embrace Arthur as the true king upon learning that he wields Atlan's trident. Arthur defeats Orm but spares his life, and Orm accepts his imprisonment after discovering that Arthur rescued their mother. Atlanna reunites with Thomas as promised, while Arthur ascends to the throne. In a mid-credits scene, David is rescued by Dr. Stephen Shin, a marine scientist and conspiracy theorist obsessed with Atlantis, and agrees to lead Shin there in exchange for help in his revenge on Arthur. Cast Jason Momoa as Arthur Curry / Aquaman:A half-Atlantean, half-human who is reluctant to be king of the undersea nation of Atlantis. He is a member of the Justice League. He possesses superhuman strength, durability, and has the ability to manipulate hydrokinesis, the tides, communicate with sea creatures and swim at supersonic speeds. A younger Arthur Curry is portrayed by various actors, including Kobi Booker as the infant, Tainu and Tamor Kirkwood at age 3, Kaan Guldur at age 9, Otis Dhanji at age 13 and Kekoa Kekumano at age 16. Amber Heard as Mera:The princess of Xebel, Arthur Curry's love interest, a warrior and daughter of King Nereus. She was raised by Queen Atlanna and groomed to become queen. Mera possesses hydrokinetic and telepathic powers that allow her to control her aquatic environment and communicate with other Atlanteans. Willem Dafoe as Vulko:Atlantis' vizier, who mentored the young Arthur and trains him to fight. Dafoe was digitally de-aged for the flashback scenes. Patrick Wilson as King Orm:Arthur Curry's Atlantean half-brother and king of Atlantis, who seeks to unite the seven underwater kingdoms and become the Ocean Master to declare war on the surface world for humanity's desecration of the seas. Wilson previously voiced the President