` ` Monsters vs. Aliens '' about Earth - like ` ` ' '' based on megalomaniacal monsters . Another bloated , over-produced , high-concept monstrosity has escaped from the labs at Dreamworks Animation , and it 's out to devour your kids . Film 's main character is almost a woman voiced by Reese Witherspoon . ` ` Monsters '' has great talent but no talent to speak of , says Tom Charity .
` ` Monsters vs. Aliens '' about Earth - like ` ` ' '' based on megalomaniacal monsters . Film 's main character is almost a woman voiced by Reese Witherspoon . ` ` Monsters '' has great talent but no talent to speak of , says Tom Charity .