Avatar: The Last Airbender In a war-torn world of elemental magic, a young boy reawakens to undertake a dangerous mystic quest to fulfill his destiny as the Avatar, and bring peace to the world. Details Casts Videos Galleries Posters Season Lists Title Avatar: The Last Airbender Genres Action Adventure Animation Fantasy First Air Date 2005-02-21 Last Air Date 2008-07-19 Episode Runtime 00 Hours 25 Minutes Total Season(s) 3 Total Episode(s) on All Seasons 61 Runtime 25 Production Companies Unknown Dante Basco... Zuko... Jack De Sena... Sokka... Jessie Flower... Toph Beifong... Dee Bradley Baker... Appa... Jennie Kwan... Suki... Grey DeLisle... Azula... Cricket Leigh... Mai... Olivia Hack... Ty Lee... Mark Hamill... Fire Lord Ozai... André Sogliuzzo... Hakoda... Mae Whitman... Katara... Zach Tyler... Aang... "Avatar: The Last Airbender" Theme Song (HQ) | Episode Opening Credits | Nick Animation (Opening Credits) Original Size (1920x1080) Original Size (1920x1080) Original Size (1920x1080) Original Size (1920x1080) Original Size (1280x720) Original Size (1920x1080) Original Size (1920x1080) Original Size (1920x1080) Original Size (1920x1080) Original Size (1920x1080) Original Size (1920x1080) Original Size (1920x1080) Original Size (1920x1080) Original Size (1280x720) Original Size (1280x720) Original Size (1280x720) Original Size (1280x720) Original Size (1280x720) Original Size (1280x720) Original Size (1280x720) Original Size (680x1000) Original Size (1000x1500) Original Size (1000x1500) Original Size (1000x1500) Original Size (1000x1500) Original Size (900x1200) Original Size (680x1000) Original Size (680x1000) Original Size (1000x1500) Original Size (1000x1500) Original Size (1400x2100) Original Size (680x1000) Original Size (1000x1500) Original Size (1000x1500) Original Size (1466x2221) Season 1 20 Episode(s) 2005-02-21 Season 2 20 Episode(s) 2006-03-16 Season 3 21 Episode(s) 2007-09-21