In one scene, John Payne hitches a ride in a mortuary van from a place called "Green Acres". It's coincidental that the movie's cast includes Frank Cady and Percy Helton, who both appeared on the TV series of the same name, Green Acres (1965).
The La Rue as seen in the film was a famous restaurant at 8361 Sunset Blvd. on the Sunset Strip.
The television in Nina's house is a 1949 Philco model 49-1040. The suggested retail price for the set was around $375, which equates to over $4,000 in 2020. Nina was well off or well taken care of.
In separate contemporary articles in The Hollywood Reporter, Shelley Winters and Jeanne Cagney were announced as the female lead in this picture.
Vince Alexander (Sonny Tufts) drives a 1947 Cadillac Series 62 convertible; Nina Martin (Ellen Drew) drives a 1949 Ford Custom convertible coupe.