Origin: Spirits of the Past, originally released in Japan as Gin-iro no kami no Agito(銀色の髪のアギト, lit. Agito the Silver-Haired), is an anime film produced by Gonzo. It premiered in Japan on January 7, 2006, and premiered in the United States on September 24, 2006 at the Fantastic Fest film festival in Austin, Texas.