Trivia

When Police Lt. Joe Warne says, "I like that alibi. It's round, it's firm, it's fully packed.", he is riffing on a phrase often used in advertising for Lucky Strike cigarettes at the time: "So round, so firm, so fully packed."

This film was a hit at the box office, earning RKO a profit of $568,000 according to studio records.

Virginia Huston's singing voice was provided by Martha Mears.

The film also marked the motion picture debut of actor Joseph Pevney (1911--2008). Pevney appeared in a number of films prior to becoming a director for the remainder of his long career, first for feature films, then for television. Among his television credits are numerous episodes of the cult series Star Trek (1966).

There is a poster for RKO film Riffraff (1947) in the lobby of the Pantages Theatre.