Episode 4

J.K. Simmons

Tenzin (voice)

Kiernan Shipka

Jinora (voice)

James Remar

Tonraq (voice)

Jeff Bennett

Shiro Shinobi (voice)

Skyler Brigmann

Kai (voice)

Richard Riehle

Bumi (voice)

Peter Giles

Ghazan (voice)

Bruce Davison

Lord Zuko (voice)