Peter Boyle played Mr. Whittle, Scott Calvin's supervisor in the first movie, then was recast as Father Time in the latter movies.
The scrolling ticker sign in the toy factory reads "378 Years without an accident".
Jack Frost is seen wearing a black and white outfit with a pale and white look, referring to Jack Skellington from the The Nightmare Before Christmas (1993), another character who believed that he could take over for Santa Claus. In the trailer, the tracks "What's This" and "Making Christmas" from that film are heard in the background.
Despite Bernard's non-appearance in the film, the novelization uses his character.
This is the only "Santa Clause" movie where Santa's head elf Bernard doesn't make an appearance. This leaves the returning character Curtis the new head elf.