Book Two: Earth is the second season of Avatar: The Last Airbender, an American animated television series created and produced by Michael Dante DiMartino and Bryan Konietzko for Nickelodeon. The series starred Zach Tyler Eisen, Mae Whitman, Jack DeSena, Jessie Flower, Dante Basco, Dee Bradley Baker, Mako Iwamatsu and Grey DeLisle as the main character voices.

Makoto Iwamatsu was a Japanese-American actor, credited mononymously in almost all of his acting roles as simply Mako (マコ). His career in film, on television, and on stage spanned nearly fifty years and 165 productions, from 1959 to 2007. He was an Academy Award, Golden Globe Award and Tony Award nominee.