This plot was used in the Andy Griffith show. Aunt Bee worked for counterfeiters who used a printing business as a front.
Millie mentions "Coatesvillle" and "Warrenton." There is no "Coatesville" in North Carolina, but there is a Warrenton in North Carolina.
Lewis Charles and Herbie Faye play a couple of bookies in this episode. They also played a couple convicts in the Season 1 episode "Help on the Farm."
Richard X. Slattery who plays the police chief here previously played Barney Fife's boss on the Raleigh police force on "The Andy Griffith Show."
This is the next to last episode filmed on the old 40 Acres Backlot. Mayberry R.F.D. moved the filming to the Warner Brothers Backlot in Season 3.