For Disney, he voiced King Candy, the main antagonist of the 2012 animated film Wreck-It Ralph (for which he won an Annie Award for Voice Acting in a Feature Production), the Duke of Weselton in the 2013 film Frozen, Alistair Krei in the 2014 film Big Hero 6, Duke Weaselton in the 2016 film Zootopia, Heihei in Moana and KnowsMore in Ralph Breaks the Internet. He has also been a staple voice actor for the Disney Revival, alongside Katie Lowes.
His other works with Disney include additional voices in Phineas and Ferb and voicing Ludo and King Butterfly in the Disney Channel/Disney XD animated series Star vs. the Forces of Evil. He also portrayed K-2SO in the 2016 Star Wars film Rogue One. He will voice Iago in the live-action remake of Aladdin.
- K-2SO was Tudyk's first Disney voice role in a live-action film instead of an animated film.