The Sword in the Stone/Star Wars

Wart/Arthur as Luke Skywalker

Merlin as Ben Kenobi

Archimedes as R2-D2

Tigger (from Winnie the Pooh) as C-3PO

Kristoff (from Frozen) as Han Solo

Anna (from Frozen) as Princess Leia

Sven (from Frozen) as Chewbacca

Beast (from Beauty and the Beast (1991)) as Darth Vader