Sam Worthington (Twentieth Century Fox)
His scientifically engineered alter ego, or "avatar," is enlisted to help mine the planet for resources needed on Earth ... but his goal changes as he empathizes ever more deeply with the land's native people, the Na'vi. Additional stars include Zoe Saldana, Cameron's earlier "Aliens" collaborator Sigourney Weaver, Stephen Lang, Michelle Rodriguez and Giovanni Ribisi. **** (PG-13: AS, P, V) (Also on Blu-ray)
Buy 'Avatar' on DVD.