Amplify ; a Lila 9th production ; a Zellner Bros. film ; produced by Nathan Zellner, Cameron Lamb, Chris Ohlson ; produced by Andrew Banks, Jim Burke ; written by David Zellner, Nathan Zellner ; directed by David Zellner
produced by Discotek Media, Eastern Star ; A Tokyo Movie Shinsha Production ; directed by Hayao Miyazaki ; producer, Yutaka Fujioka, Tetsuo Katayama ; original story, Monkey Punch ; screenplay, Hayao Miyazaki, Haruya Yamazaki
Manga Entertainment ; producer, Tetsuo Katayama ; [directed by Hayao Miyazaki] ; scripts by Hayao Miyazaki, Haruya Yamazaki ; produced by Tokyo Movies Shinsha Co. Ltd