Warner Bros. had plans for a sequel to this film and a possible series (along the likes of MGM's very successful The Thin Man (1934) pictures) in mind. However, with the lukewarm reception this film received, those plans were abandoned.
Errol Flynn had just made seven period pictures in a row and was lobbying Jack L. Warner for a change, and he was cast when this role became available.
The original play called "Katzenzungen" was written by Ladislas Fodor using the pseudonym W. George Selous. It was adapted into English by Bernard Merivale, with additional dialogue by Jeffrey Dell, and produced in London under the title "Blondie White".
As soon as Errol Flynn was announced for this film, an article in the September 21, 1940 Los Angeles Times reported that his frequent co-star Olivia de Havilland would be in this film as well, but the role ended up going to Brenda Marshall.
Francis' limo is a 1937 Packard Twelve All Weather Cabriolet model 1507. MSRP was $5,700 ($114,000 in 2022).