Sam Worthington

Character: Jake Sully

Zoe Saldaña

Character: Neytiri

Sigourney Weaver

Character: Kiri

Stephen Lang

Character: Colonel Miles Quaritch

Kate Winslet

Character: Ronal

Cliff Curtis

Character: Tonowari

Joel David Moore

Character: Norm Spellman

CCH Pounder

Character: Mo'at

Edie Falco

Character: General Frances Ardmore

Jemaine Clement

Character: Dr. Ian Garvin

Giovanni Ribisi

Character: Parker Selfridge

Britain Dalton

Character: Lo'ak

Jamie Flatters

Character: Neteyam

Trinity Jo-Li Bliss

Character: Tuktirey 'Tuk'

Jack Champion

Character: Miles 'Spider' Socorro

Brendan Cowell

Character: Mick Scoresby

Bailey Bass

Character: Tsireya

Filip Geljo

Character: Aonung

Duane Evans Jr.

Character: Rotxo

Dileep Rao

Character: Dr. Max Patel

Matt Gerald

Character: Recom Wainfleet

Robert Okumu

Character: Ta'unui Olecthan

Jennifer Stafford

Character: Ta'unui Tsahik

Keston John

Character: Tarsem

Kevin Dorman

Character: Recom Mansk

Alicia Vela-Bailey

Character: Recom Zdinarsik

Sean Anthony Moran

Character: Recom Fike

Andrew Arrabito

Character: Recom Prager

Johnny Alexander

Character: Recom Ja

Kim Do

Character: Recom Zhang

Victor T. Lopez

Character: Recom Lopez

Maria Walker

Character: Recom Walker

Phil Brown

Character: Stringer

Jocelyn Christian

Character: Bio Lab Tech

Joel Tobeck

Character: Neuroscientist

Moana Ete

Character: Female Med-Tech

Phil Peleton

Character: Male Med-Tech

Jamie Landau

Character: Metkayina Warrior

Jim Moore

Character: Mako Sub #1 Pilot

Benjamin Hoetjes

Character: Mako Sub #1 Gunner

Nikita Tu Bryant

Character: Mako Sub #2 Pilot

Anthony Ahern

Character: Mako Sub #2 Gunner

Shane Rangi

Character: Matador Co-Pilot

Rick Lucas

Character: Kestrel Pilot

Tanya Drewery

Character: Neurotech #1

Ava Diakhaby

Character: Neurotech #2

Isaac Te Reina

Character: Sea Dragon First Mate

Eric Farmer

Character: Crabsuit Pilot

Philip Mtambo

Character: Skel Trooper

Daniel Lough

Character: Spider Double

Cruz Moir

Character: Young Spider

Alex Lucas

Character: Toddler Spider

Scarlett Fernandez

Character: Young Kiri

Chloe Coleman

Character: Young Lo'ak

Jeremy Irwin

Character: Young Neteyam

Jake McLean

Character: Na'vi (uncredited)

CJ Jones

Character: Metkayina Interpreter (uncredited)