- Zach Tyler Eisen (Aang (voice))
- Mae Whitman (Katara (voice))
- Jack De Sena (Sokka (voice))
- Dante Basco (Zuko (voice))
- Michaela Jill Murphy (Toph Beifong (voice))
- Dee Bradley Baker (Appa / Momo (voice))
Avatar: The Last Airbender — S3E13
Episode: The Firebending Masters
Air Date: 2008-07-15
Runtime: 25 min
Overview
While teaching Aang firebending, Zuko realizes that he has lost all his firebending skills. To regain his powers, Zuko and Aang must seek the original source of firebending within the ruins of a lost civilization.