* DoingItForTheArt:
** The movie was apparently Hyung-Rae Shim's dream project, and he was in tears in the DVD extras. He also wrote the script and closely supervised the special effects production.
** The score was made by Music/SteveJablonsky, famous for the ''Film/{{Transformers}}'' films, who apparently scored the film at a cost far below his normal salary because he liked the idea.