In the cat fight scene, Geraldine Page calls Carol Burnett a dried-up old hag. Geraldine Page was almost ten years older than Carol Burnett.
Walter Matthau sings the title song, orchestrated by John Williams and written by Marilyn Bergman and Alan Bergman. It was also released as a single on the Decca label.
In one sequence, there is a movie theater marquee showing Lonely Are the Brave (1962). This was one of star Walter Matthau's earlier films.