Shun Oguri as Ren Serizawa

Zhang Ziyi as Ilene/Ling Chen

Millie Bobby Brown as Madison Russell

Thomas Middleditch as Sam Coleman

Sally Hawkins as Vivienne Graham

Bradley Whitford as Rick Stanton

Aisha Hinds as COlonel Foster

O'Shea Jackson Jr as Jackson Barnes

Anthony Ramos as Anthony Martinez

Elizabeth Ludlow as Lauren Griffin

Tom Hardy as John Conrad

Kiera Knightly as Maria Conrad

Aaron Taylor Johnson as Ford Brody

David Straitham as Admiral Stanz

Brian Tee as Akira Mafune

Charles Dance as Alan Jonah

Alec Baldwin as Clark Nelson

Godzilla as himself

Mothra as herself

Kong as himself

Rodan as Himself

Gamera as himself

Battra as himself

Quetzalcoatl as herself

Fuyu as herself

Anguirus as himself

Baragon as himself

Manda as herself

Varan as himself

Zilla as himself

Komodithrax as herself

Komodozilla as herself

Kumonga as himsefl

Kamacuras as himself

Methuselah as himself

Scylla as herself

Barb as herself

Behemoth as himself

King Caesar as himself

Gorosaurus as himself

Gigan as himself

Ebirah as himself

Hedorah as himself

Ookondoru as himself

Orga as himself

Megaguirus as herself

Shinomura as himself

Gryphon as himself

Megalon as himself

Obsidius as himself

Krystalak as himself

Titanosaurus as herself