400 Days is a 2015 English-language Mystery Sci-Fi motion picture written and directed by Matt Osterman and produced by Gabriel Cowan and John Suits. 400 Days centers on four astronauts sent on a simulated mission to a distant planet to test the psychological effects of deep space travel. Locked away for 400 days, the crew's mental state begins to deteriorate when they lose all communication with the outside world. Forced to exit the ship, they discover that this mission may not have been a simulation after all. Written by ThresholdDweller. 400 days stars Brandon Routh in the title role along with an ensemble cast including Caity Lotz, Ben Feldman, Dane Cook, Tom Cavanagh, Grant Bowler and Sally Pressman. The music was composed by Wojciech Golczewski along with Sean Mcmahon. Cinematography was done by Bo Hakala and editing by Nicholas Larrabure. The film has a running time of 90 minutes. It was released on 12th November 2015. The film made a box office gross of $0 million. Distribution rights for the motion picture were acquired by XLrator Media.