Janet Varney Korra Voice David Faustino Mako Voice P.J. Byrne Bolin Voice J.K. Simmons Tenzin Voice John Michael Higgins Varrick Guest Voice James Remar Tonraq Guest Voice Adrian LaTourelle Unalaq Guest Voice Seychelle Gabriel Asami Sato Voice Dee Bradley Baker Pabu, Naga Voice Kiernan Shipka Jinora Voice Darcy Rose Byrnes Ikki Guest Voice Logan Wells Meelo Guest Voice Aubrey Plaza Eska Guest Voice Aaron Himelstein Desna Guest Voice Lisa Edelstein Kya Guest Voice Richard Riehle Bumi Guest Voice Jeff Bennett Shiro Shinobi, Radio Broadcaster, Excited Man, Northern Guardsman Voice Maria Bamford Pema Guest Voice Alex McKenna Senna Guest Voice Stephanie Sheh Zhu Li Guest Voice Nolan North Rebel Leader Guest Voice Keone Young Northern Soldier Guest Voice Tom Kane Judge Hotah Guest Voice Ian Graham Director Michael Dante DiMartino Writer