Guest Stars Dee Bradley Baker voices additional voices Cricket Leigh voices Mai Mark Hamill voices Fire Lord Ozai André Sogliuzzo voices Hakoda James Garrett voices Avatar Roku Johanna Braddy voices Princess Yue André Sogliuzzo voices additional voices Richard McGonagle voices Bato Mark Hamill voices additional voices Takayo Fischer voices Lo Takayo Fischer voices Li Sterling Young voices Pipsqueak Sterling Young voices additional voices