Korra

Janet Varney

Mako (voice)

David Faustino

Tenzin

J.K. Simmons

Lin Beifong

Mindy Sterling

Bolin

P.J. Byrne

Jinora

Kiernan Shipka

Bolin (voice)

P. J. Byrne

Tarrlok/Pabu/Naga/Oogi

Dee Bradley Baker

Asami Sato (voice)

Seychelle Gabriel

Amon

Steve Blum

Pema /Fan Girl

Maria Bamford

Ikki /Additional Voices

Darcy Rose Byrnes

Meelo

Logan Wells

Meelo (voice)

Logan Wells

Shiro Shinobi/Radio Broadcaster

Jeff Bennett

Lieutenant (voice)

Lance Henriksen

Aang

D.B. Sweeney

Protestor

Carlos Alazraqui

Saikhan (voice) / Two Toed Ping (voice)

Richard Epcar

General Iroh

Dante Basco

Young Korra

Cora Baker

Lau Gan-Lan

James Sie

Toph Beifong

Kate Higgins

Skoochy

Zach Callison

Referee (voice) / Referee / Additional Voices (voice)

Tom Kenny

Butakha/Lightning Bolt Zolt/Doorman

Kevin Michael Richardson

Sokka

Chris Hardwick

Hiroshi Sato (voice)

Daniel Dae Kim

Council Page

A.J. Gentile

Shady Shin

Fisher Stevens

Ring Announcer

Jason Harris

Young Noatak

Jacob Bertrand

Yakone

Clancy Brown

Iroh (voice)

Greg Baldwin

Tahno (voice)

Rami Malek

Noatak, age 14

Alexander Martella

White Lotus Leader/Hobo/Phonograph Vendor

Stephen Root

Toza

George Coe

Hasook

Sean Gantka

Young Tarrlok

Nicholas Braico

Equalists Announcer

Maurice LaMarche

Mako's Fan

Joaquim Dos Santos

Additional Voices

Clyde Kusatsu

Additional Voices

Alex McKenna

Additional Voices

Amy Hill

Additional Voices

Dave Thomas

Viper

Michael Yurchak

Katara

Eva Marie Saint

Kuvira (voice)

Zelda Williams

Equalist Guard

Michael Dante DiMartino

Equalist Guard

Bryan Konietzko

Kai (voice)

Skyler Brigmann

Director

Joaquim Dos Santos

Director

Melchior Zwyer