Once upon a time... in the far away kingdom of Dor... lived a brave and virtuous mouse with comically oversized ears who dreamt of becoming a knight. Banished from his home for having such lofty ambitions, Despereaux sets off on an amazing adventure with his good-hearted rat friend Roscuro, who leads him, at long last, on a very noble quest to rescue an endangered princess and save an entire kingdom from darkness.
Despereaux's journey showcases the importance of persevering in the face of obstacles.
Some sequences might be frightening for younger children, including tense moments involving rats and other perilous situations.
The film has a few dark and gloomy scenes, particularly in the dungeons and the city of rats.
There are some mild instances of fantasy violence, including sword fights and confrontations between characters.