James Cameron Director Sam Worthington Jake Actor Zoe Saldaña Neytiri Actor Sigourney Weaver Kiri Actor Stephen Lang Quaritch Actor Cliff Curtis Tonowari Actor Joel David Moore Norm Actor CCH Pounder Moat Actor Edie Falco General Ardmore Actor Jemaine Clement Dr. Garvin Actor Kate Winslet Ronal Actor Britain Dalton Lo'ak Actor Trinity Jo-Li Bliss Tuktirey Actor Giovanni Ribisi Selfridge Actor Matt Gerald Recom Wainfleet Actor Jamie Flatters Neteyam Actor Bailey Bass Tsireya Actor Filip Geljo Aonung Actor Duane Evans Jr. Rotxo Actor Jack Champion Spider Actor Chloe Coleman Young Lo'ak Actor Rick Jaffa Screenwriter Amanda Silver Screenwriter Jon Landau Producer David Valdes Executive Producer Richard Baneham Executive Producer Russell Carpenter Cinematographer David Brenner Film Editing John Refoua Film Editing Stephen Rivkin Film Editing Simon Franglen Original Music Ben Procter Production Design Robert Bavin Art Director Vanessa Cole Set Decoration Bob Buck Costume Design Margery Simkin Casting