4 would be astronauts spend 400 days in a land locked space simulator to test the psychological effects of deep space travel but, when something goes terribly wrong and they are forced to leave the simulation, they discover that everything on earth has changed. Is this real or is the simulation on a higher level than they could have ever imagined?
400 Days is a 2015 American science fiction film written and directed by Matt Osterman and starring Brandon Routh, Caity Lotz, Ben Feldman, and Dane Cook as astronauts sent on a 400-day-long simulated mission to a distant planet, to test the psychological effects of deep space travel. In the United States, the film premiered in theaters, on-demand, and digitally on January 12, 2016.