By Day and by Night (2010) is a Science Fiction, Drama film that follows a Mexican science fiction film where the over-population problem has been solved by programming people to operate in either day or night, and not both. By Day and by Night is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 5.0 out of 10 from 11 votes. Fans of science fiction movies may also want to explore similar titles below.