Sam Worthington
Jake Sully
Zoe Saldaña
Neytiri
Sigourney Weaver
Kiri
Stephen Lang
Colonel Miles Quaritch
Kate Winslet
Ronal
Cliff Curtis
Tonowari
Joel David Moore
Norm Spellman
CCH Pounder
Mo'at
Edie Falco
General Frances Ardmore
Jemaine Clement
Dr. Ian Garvin
Giovanni Ribisi
Parker Selfridge
Britain Dalton
Lo'ak
Jamie Flatters
Neteyam
Trinity Bliss
Tuktirey 'Tuk'
Jack Champion
Miles 'Spider' Socorro
Brendan Cowell
Mick Scoresby
Bailey Bass
Tsireya
Filip Geljo
Aonung
Duane Evans Jr.
Rotxo
Dileep Rao
Dr. Max Patel
Matt Gerald
Recom Wainfleet
Robert Okumu
Ta'unui Olecthan
Jennifer Stafford
Ta'unui Tsahik
Keston John
Tarsem
Kevin Dorman
Recom Mansk
Alicia Vela-Bailey
Recom Zdinarsik
Sean Anthony Moran
Recom Fike
Andrew Arrabito
Recom Prager
Johnny Alexander
Recom Ja
Kim Do
Recom Zhang
Victor T. Lopez
Recom Lopez
Maria Walker
Recom Walker
Phil Brown
Stringer
Jocelyn Christian
Bio Lab Tech
Joel Tobeck
Neuroscientist
Moana Ete
Female Med-Tech
Phil Peleton
Male Med-Tech
Jamie Landau
Metkayina Warrior
Jim Moore
Mako Sub #1 Pilot
Benjamin Hoetjes
Mako Sub #1 Gunner
Nikita Tu Bryant
Mako Sub #2 Pilot
Anthony Ahern
Mako Sub #2 Gunner
Shane Rangi
Matador Co-Pilot
Rick Lucas
Kestrel Pilot
Tanya Drewery
Neurotech #1
Ava Diakhaby
Neurotech #2
Isaac Te Reina
Sea Dragon First Mate
Eric Farmer
Crabsuit Pilot
Philip Mtambo
Skel Trooper
Daniel Lough
Spider Double
Cruz Moir
Young Spider
Alex Lucas
Toddler Spider
Scarlett Fernandez
Young Kiri
Chloe Coleman
Young Lo'ak
Jeremy Irwin
Young Neteyam
Jake McLean
Na'vi (uncredited)
CJ Jones
Metkayina Interpreter (uncredited)