 Several filler characters with uncredited roles were in old news broadcasts and flashbacks, such as the unnamed President's voice (Pat Fraley), and the cast of "The Today Show".Akiva Goldsman decided to move the story from Los Angeles to New York City to take advantage of locations that would more easily show emptiness.Goldsman explained, "L.A. looks empty at three o'clock in the afternoon, [but] New York is never empty .