- A scene depicting a kidnapping was filmed, but cut when star Frank Sinatra's son was kidnapped.
- On the same day as the funeral scene was filmed, President John F. Kennedy (a personal friend of Sinatra's) was assassinated.
- The two lesser known Rat Packers, Joey Bishop and Peter Lawford, don't appear in this film. They are "replaced" essentially by Bing Crosby and 'Peter Falk' .
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