Jeremy Polgar is a self-described "motion scientist" and was storyboard supervisor on OK K.O.! Let's Be Heroes. Previously he had been an animator at Titmouse (credits including Metalocalypse, Superjail, Motorcity, and serving as animation director on the Miss Atomic Bomb music video) as well as a storyboard artist at Warner Bros on Teen Titans Go. He left the show to serve as a director on Thundercats Roar.
- Every episode.
- Every episode until "Sidekick Scouts" (in production order)