The first animated film to be nominated for Best Foreign Language Film Oscar.
Contrary to common perception, there is no rotoscope work in this film. The production team did shoot live action footage, but this was then used as references for the film's storyboards. The storyboards were then redrawn as digital paintings, which were manipulated with Flash animation.
Artist David Polonsky is right handed, but did most of the illustration for this film with his left hand, as he felt that his original drawing were 'too pretty.'
The film took four years to complete.
The "tank" that Ari commands on the first day of the war to carry bodies looks to be an M113 armored personnel carrier.