The radio broadcast heard during the opening credits of the film was originally intended to be a segment from Don Imus' "Imus in the Morning" program that was recorded live during an on-air interview with director Ron Howard. A portion of the segment appears as Michael Keaton walks through the newsroom.
This film takes place in a 24 hour span. The events of the film follows different characters and their experiences throughout their entire day. The film was produced by Brian Grazer who also produced the hit television show, "24", which also similarly follows different characters over a 24 hour span.