For Disney, he also provided the whistling, Squawking And clucking sound effects of the birds, chickens, hens, penguins, parakeets and parrots by the Sonovox in a number of the short films along with Julianne Buescher and Traci Paige Johnson, Tudyk could do the sounds of cows, hippos, baby chicks, horses, hummingbirds, raccoons, frogs, whales, bees and a lot of birds, 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 and The Northuldra Leader in the 2019 film, Frozen II, 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 River 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, and he will portray the character again in an untitled Rogue One series. He even voiced Iago in the 2019 live-action adaptation of Aladdin. He currently plays Ellroy Basso in The Rookie.
- K-2SO was Tudyk's first Disney voice role in a live-action film instead of an animated film.