Directed by
| Eiro Shirahama | ||
| Douglas Carrigan | ... | (voice director) |
Writing Credits (in alphabetical order)
| Tim Hedrick | ... | (writer) |
Cast (in credits order)
| Janet Varney | ... | Korra (voice) | |
| J.K. Simmons | ... | Tenzin (voice) | |
| Kiernan Shipka | ... | Jinora (voice) | |
| Steve Blum | ... | Hundun (voice) | |
| David Faustino | ... | Mako (voice) | |
| P.J. Byrne | ... | Bolin (voice) | |
| Jeff Bennett | ... | Shiro Shinobi (voice) | |
| Greg Baldwin | ... | Uncle Iroh (voice) | |
| Rami Malek | ... | Tahno (voice) | |
| Jason Harris | ... | Ring Announcer (voice) | |
| Dee Bradley Baker | ... | Naga / Dark Spirits (voice) (as Dee Baker) | |
| André Sogliuzzo | ... | Chi-Blocker 1 / Triad 1 / Pro-Bender 1 (voice) (as Andre Sogliuzzo) | |
| Tim Dadabo | ... | Chi-Blocker 2 / Two-Toed Ping - Triad 2 / Pro-Bender 2 (voice) | |
| Michael Yurchak | ... | Chi-Blocker 3 / Viper - Triad 3 / Pro-Bender 3 (voice) | |
| April Stewart | ... | Female Pro-Bender (voice) | |
Produced by
| Ben Kalina | ... | animation producer |
| Atsushi Kurooka | ... | producer |
Casting By
| Douglas Carrigan | ||
Art Department
| Sol Choi | ... | storyboard artist |
Sound Department
| Jaimie Johnson | ... | recording engineer (as Jaimie Siedow) |
| Micah Johnson | ... | sound editor |
Animation Department
| Sung Jin Ahn | ... | animation director |
| Bahi J.D. | ... | layout artist |
| Garrett Lee | ... | background painter (as Garrett Lei) |
| Xiongliang Li | ... | key animator |
| Juan Meza | ... | intern (as Juan J. Meza) |
| Jeremy Polgar | ... | animator |
| Yu Su | ... | assistant animator |
Music Department
| Naofumi Harada | ... | additional composition |
| Chris Tedesco | ... | musician: trumpet |
