Michael Dante DiMartino Creator, Executive Producer Bryan Konietzko Creator, Executive Producer, Art Director Zachery Tyler Aang Voice Mae Whitman Katara Voice Jack De Sena Sokka Voice Jessie Flower Toph Voice Dee Bradley Baker Appa, Momo, Additional Voices Voice Joe Alaskey Dealer, Additional Voices Voice Greg Baldwin Additional Voices Voice Giancarlo Volpe Director Joshua Hamilton Writer Aaron Ehasz Writer Elizabeth Welch Ehasz Writer Tim Hedrick Writer John O'Bryan Writer Benjamin Wynn Original Music Jeremy Zuckerman Original Music Sarah Noonan Casting