Gantz
(2010)
Director:
Shinsuke Sato
Writer:
Yusuke Watanabe, Hiroya Oku
Cast:
Kazunari Ninomiya, Kanata Hongo, Kenichi Matsuyama
After trying to rescue a man on the subway tracks, two teens wake up in a room dominated by a mysterious black sphere that sends them to hunt down and kill aliens hiding on Earth.