Aquaman

Justin Hartley

Arthur Curry

Lou Diamond Phillips

Tom Curry

Denise Quiñones

Lt. Rachel Torres

Rick Peters

Agent Brigman

Ving Rhames

McCaffery

Adrianne Palicki

Nadia

Amber McDonald

Eva

Kenny Johnson

Sheriff

Daniella Deutscher

Atlanna

Graham Bentz

Young A.C.

Mark Perun

Ensign Gus Thompson

Brett Rice

Commander Haley

Stacy Ann Rose

Military Aide

Matt Ennis

(uncredited)