James Arnold Taylor was the voice actor for Leonardo in TMNT.
Other prominent roles
- Tidus in Final Fantasy X,Final Fantasy X-2 and Final Fantasy Dissidia
- Johnny Test, Hank Anchorman, Mr. Mittens, Dark Vegan in Johnny Test
- Ratchet in the Ratchet and Clank video game series (replacing Mikey Kelley after the first game)
- Obi-Wan Kenobi & Plo Koon in Star Wars: The Clone Wars (TV Series and Video Game)