| Aang | 诺亚·林格
 | |
| Prince Zuko | 戴夫·帕特尔
 | |
| Katara | 妮可拉·佩尔茨
 | |
| Sokka | 杰克逊·拉斯波恩
 | |
| Uncle Iroh | 肖恩·托布
 | |
| Commander Zhao | 阿西夫·曼德维
 | |
| Fire Lord Ozai | 克利夫·柯蒂斯
 | |
| Princess Yue | 赛切儿·加布埃尔
 | |
| Katara's Grandma | Katharine Houghton
 | |
| Master Pakku | Francis Guinan | |
| Monk Gyatso | Damon Gupton | |
| Azula | 莎莫·比施尔
 | |
| Old Man in Temple | 兰德尔·杜克·金
 | |
| Zhao's Assistant | John D'Alonzo | |
| Earthbending Father | Keong Sim | |
| Earthbending Boy | Isaac Jin Solstein | |
| Old Man of Kyoshi Town | Edmund Ikeda | |
| The Dragon Spirit | 约翰·诺贝尔
 | |
| Lead Fire Nation Soldier | Morgan Spector | |
| Fire Nation Prison Guard | Karim Sioud | |
| Fire Nation Head Prison Guard | Manu Narayan | |
| Earth Kingdom Prisoner | Kevin Yamada | |
| Kyoshi Villager | Ted Oyama | |
| Fire Nation Soldier | Ritesh Rajan | |
| Teahouse Child | Georgie DeNoto | |
| Nervous Prison Guard | Manuel Kanian | |
| Kicking Firebender | Chris Brewster | |
| Lead Archer (as Ryan Shams) | Ryan Cyrus Shams | |
| Water Tribe Soldier | Jeffrey Zubernis | |
| Water Tribe Soldier | Brian Johnson
 | |
| Fire Lord Attendant | CORTES | |
| Suki | Jessica Andres | |
| Henchman | Tino Quezada | |
| Northern Water Tribe Soldier (uncredited) | Alex Alessi | |
