GANTZ:O (2016) is a Animation, Science Fiction, Action, Drama film that follows after being brutally murdered in a subway station, a teen boy awakens to find himself resurrected by a strange computer named Gantz, and forced to fight a large force of invading aliens in Osaka. GANTZ:O is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 7.4 out of 10 from 856 votes. Fans of animation movies may also want to explore similar titles below.