Jerry Goldsmith's opening fanfare was licensed by Cinema International Corporation (CIC) for its vanity plate fanfare. CIC was an international film distribution company, part owned by Universal (with Paramount and, later, Metro-Goldwyn-Mayer).
The scene where Mary Peach's character goes out "on the town" shows her exiting a theater into a grand lobby where she meets friends. That lobby is the actual foyer of the San Francisco Opera House, which looks virtually the same to this day.