Moe Howard, of The Three Stooges fame, makes a cameo appearance as a cab driver. Associate producer Norman Maurer was Moe's son-in-law, and director Edward Bernds had been a frequent director for The Three Stooges. Moe found himself out of work after more than 25 years when Columbia Pictures abruptly closed its Shorts department..
20th Century-Fox used this low-budget film as a co-feature for its blockbuster release The Fly in the US. Fox did not put this into a television syndication package. The film has remained almost unseen in the US since its theatrical run.
In the scene where Laura enters the train station (LA's Union Station) you overhear an announcement regarding a departing train. The announcer was none other than Paul Frees, as usual doing multiple voices in a given film.
While sitting in her hotel room, Laura watches TV while an automobile ad is being run. The salesman is Don Lamond. Don was close friends with director Edward Bernds as well as Moe Howard, and was a staple on Los Angeles television in the 1950s and 1960s.