Aquaman

Jason Momoa

Arthur Curry / Aquaman

Amber Heard

Mera

Willem Dafoe

Nuidis Vulko

Patrick Wilson

King Orm Marius / Ocean Master

Nicole Kidman

Atlanna

Dolph Lundgren

King Nereus

Yahya Abdul-Mateen II

David Kane / Black Manta

Temuera Morrison

Thomas Curry

Ludi Lin

Captain Murk

Michael Beach

Jesse Kane (Manta's Father)

Randall Park

Dr. Stephen Shin

Graham McTavish

King Atlan

Leigh Whannell

Cargo Pilot

Tainui Kirkwood

Young Arthur (3 Years Old)

Tamor Kirkwood

Young Arthur (3 Years Old)

Denzel Quirke

Young Arthur (3 Years Old)

Kaan Guldur

Young Arthur (9 Years Old)

Otis Dhanji

Young Arthur (13 Years Old)

Kekoa Kekumano

Young Arthur (16 Years Old)

Julie Andrews

Karathen (voice)