As revealed in a number of interviews with him, film critic Gene Siskel wrote his first review to ever appear in print for this film. He gave it a negative review.
In the classroom scene at the very start of the film, these lines from the Edward Pollock poem The Parting Hour are on the blackboard: 'The one who goes is happier, Than those he leaves behind'.
There were actually several raccoons; since they were nocturnal animals, they were kept in a dark corner whenever they weren't working.
The 63rd Live-Action film produced by Disney.