The upcoming film is written by Nicole Perlman (Guardians of the Galaxy) and Alex Hirsch (Gravity Falls) and directed by Rob Letterman (Shark Tale, Monsters vs. Aliens). Production for the film begins this year and is produced by Legendary Pictures, the film will be distributed by Universal Pictures overseas while TOHO will distribute the film in Japan. Details for the film's release is yet to be announced.
[Source: Anime News Network]