Stewart's softly spoken, businesslike menace is the most frequently praised performance element. A small minority finds him underwhelming, poorly served by a thin role, or less convincing when the accent...
Pros: suspense, directing quality
Cons: plot clarity, Gore-sensitive viewing
Stewart’s stately sheep voice is repeatedly praised as funny, perfectly cast and scene-stealing, although one critic found his vocal work insufficiently varied.
Pros: entertainment value, theme depth
Cons: plot originality, pacing
Stewart's soundtrack narration is considered fine, though the expanded passage goes on too long. The reservation concerns its length more than the basic performance.
Pros: soundtrack quality, animation quality
Cons: character development, runtime