Watch How to Train Your Dragon Online Free How to Train Your Dragon is a 2010 American 3D computer-animated action-fantasy film by DreamWorks Animation loosely based on the British book series of the same name by Cressida Cowell. The film was directed by Chris Sanders and Dean DeBlois, the duo who directed Disney's Lilo & Stitch. It stars the voices of Jay Baruchel, Gerard Butler, Craig Ferguson, America Ferrera, Jonah Hill, T.J. Miller, Kristen Wiig, and Christopher Mintz-Plasse.The story takes place in a mythical Viking world where a young Viking teenager named Hiccup aspires to follow his tribe's tradition of becoming a dragon slayer. After finally capturing his first dragon, and with his chance at finally gaining the tribe's acceptance, he finds that he no longer has the desire to kill it and instead befriends it.The film was released March 26, 2010 and was a critical and commercial success, earning acclaim from film critics and audiences and earning nearly $5