Jason Momoa returns to his "Justice League" role as DC Comics’ Sea King in this starring vehicle, as Arthur Curry--scion of an Atlantean princess (Nicole Kidman) and a human lighthouse keeper (Temuera Morrison)--must reconcile his heritage, and embrace his destiny, when his half-brother regent Orm (Patrick Wilson) seeks to rally the undersea races for a vengeful conquest of the surface world. Amber Heard, Willem Dafoe, Djimon Hounsou, Dolph Lundgren, Yahya Abdul-Mateen II also star. 143 min. Widescreen; Soundtrack: English.