This is the last black-and-white feature appearance by Debbie Reynolds, performing her final monochrome song and dance - "Something Called Love" (music by Walter Kent, lyrics by Walton Farrar).
Elliot Nash haphazardly buries the attaché case with Dan
Shelby, but when The Duke and Louis the Louse dig up Shelby a few days later, Dan is holding the attaché very tight in his left hand.
The blackmailer is scheduled to arrive at the house at 10:00pm. After Elliot shoots him and is preparing to dispose of the body Miss Chandler arrives with clients to show the house late at night.
When Glenn Ford and Debbie Reynolds are chasing the pigeon around the living room, they knock over the fireplace tools. In the next scene the detective chases the pigeon into the fireplace and the tools are upright, behind the screen.