The script is replete with amusing dialogue and bizarre situations, which is the norm for the Coens. (haro-online.com)
Instead, it seems that the filmmakers counted on the combination of live action and computer - generated imagery to dazzle the audience into overlooking the crushing lack of amusing dialogue or interesting characters. (dallasfilmnow.com)
Luna's sidekick is a droid named K - 2SO (voiced by the versatile Alan Tudyk) whose arch, amusing dialogue provides welcome comedic relief throughout the film. (leonardmaltin.com)