It's striking how Disney began utilizing more recognizable actors for voice roles in this production—the combination of Peter Ustinov and Terry-Thomas as Prince John and Sir Hiss, respectively, along with Phil Harris’ portrayal of Little John and Roger Miller providing narration as Alan-a-Dale, all contribute significantly to the film's appeal. The story itself is familiar: Robin Hood, a figure from 12th-century English legends, rises up against his power-hungry brother who exploits the populace while the King is away fighting in the crusades. The way animals are represented within the movie is exceptionally well done—the selection of creatures like a snake, fox, bear, lion, badger, and even a tortoise really enhances both the symbolic depth and entertainment value of this telling of the classic good versus evil narrative. I consistently find Disney’s musical scores to be somewhat disruptive; they tend to dominate and prevent the voice actors from truly shining, which can become quite distracting. However, that feels like a minor complaint—excluding one extended musical sequence, the animation is superb, and it's an altogether excellent film.

Source on TMDB