Zach Tyler Eisen
- Aang
- (voice)
Mae Whitman
- Katara
- (voice)
- (as Mae Margaret Whitman)
Jack De Sena
- Sokka
- (voice)
Michaela Jill Murphy
- Toph
- (voice)
- (as Jessie Flower)
Dante Basco
- Zuko
- (voice)
Greg Baldwin
- Uncle Iroh
- (voice)
- (as Gregory S. Baldwin)
- …
Grey DeLisle
- Azula
- (voice)
- …
Dee Bradley Baker
- Appa
- (voice)
- …
Crawford Wilson
- Jet
- (voice)
Cricket Leigh
- Mai
- (voice)
Olivia Hack
- Ty Lee
- (voice)
- …
André Sogliuzzo
- King Bumi
- (voice)
- …
Raphael Sbarge
- Professor Zei
- (voice)
- …
Marc Graue
- Xin Fu
- (voice)
Mick Foley
- The Boulder
- (voice)
Daniel Dae Kim
- General Fong
- (voice)
James Horan
- Long Feng
- (voice)
- …
