Incredible Gnomeo And Juliet Frog References . Gnomeo (voice of james mcevoy) is the son of lady blueberry (maggie smith), the leader of the blues. She is voiced by emily blunt. Disney Wiki Fandom powered by Wikia from disney.wikia.com As seen later in the movie, paris who was assigned by lord redbrick to watch over juliet was liked by nanette. She is a frog that is part of the red garden. At first, they take a.