James Cameron Director, Screenwriter, Producer, Film Editing Sam Worthington Jake Actor Zoe Saldaña Neytiri Actor Sigourney Weaver Kiri Actor Stephen Lang Quaritch Actor Oona Chaplin Varang Actor Kate Winslet Ronal Actor Cliff Curtis Tonowari Actor Joel David Moore Norm Actor CCH Pounder Mo'at Actor Edie Falco General Ardmore Actor David Thewlis Peylak Actor Jemaine Clement Dr. Garvin Actor Giovanni Ribisi Selfridge Actor Britain Dalton Lo'ak Actor Jamie Flatters Neteyam Actor Trinity Jo-Li Bliss Tuk Actor Jack Champion Spider Actor Brendan Cowell Scoresby Actor Bailey Bass Tsireya Actor Filip Geljo Aonung Actor Duane Evans Jr. Rotxo Actor Matt Gerald Recom Wainfleet Actor Rick Jaffa Screenwriter Amanda Silver Screenwriter Jon Landau Producer Richard Baneham Executive Producer Rae Sanchini Executive Producer David Valdes Executive Producer Russell Carpenter Cinematographer Stephen Rivkin Film Editing David Brenner Film Editing Nicolas De Toth Film Editing John Refoua Film Editing Jason Gaudio Film Editing Simon Franglen Original Music Dylan Cole Production Design Ben Procter Production Design Robert Bavin Art Director Vanessa Cole Set Decoration Deborah Lynn Scott Costume Design Margery Simkin Casting