Continuity mistake: When the delegates assemble in the Great Hall, it is first shown that Canada is sitting to the left of Morocco. But shortly afterwards, Morocco is suddenly sitting to the left of Iceland, and Canada has mysteriously vanished.
Continuity mistake: The telephone on Scrooge's desk briefly disappears after his maid delivers an invitation to the archaeological society ball. (00:19:05)
Continuity mistake: Near the end of the movie, when Snow White has already been tied up by Lord Malice, the Dwarfelles come to rescue her. As the Dwarfelles are beating up Lord Malice, there's a quick shot of Snow White again and she is untied and has her hands covering her cheeks. Next shot, the fighting between the Dwarfelles and Lord Malice continues and Snow White is again tied up.
Continuity mistake: When the Jetson family leaves Earth and is headed towards their new home for the rest of the movie, George and Jane switch places when Jane leans over to kiss George.
Continuity mistake: When Drosselmeier pops out to say hi to Clara and Fritz in the beginning of the movie, there is nothing on the wall between the door of his shop and the window. But in the next shot, there is suddenly a plaque of some sort there on the wall. (00:02:45)