A charming gambler, 'Lucky' Baldwin, navigates the high-stakes world of illegal casino operations during Prohibition. He falls for Dorothy, a sincere war bond worker who is unaware of his shady dealings. Lucky finds himself torn between his illicit lifestyle and his growing affection for Dorothy, leading to a series of complex and often dangerous situations.

Mr. Lucky was generally well-received for its witty script, Cary Grant's charismatic performance, and its blend of comedy and drama. While some critics found the plot occasionally convoluted, its sophisticated portrayal of a morally ambiguous protagonist and its stylish noir elements were often praised.

• Praised for Cary Grant's signature charm and comedic timing.
• Appreciated for its witty dialogue and slick production values.
• Some found the plot to be a bit predictable or convoluted.

Google audience: Audience reception for Mr. Lucky is not readily available through specific Google user ratings. However, general sentiment for films of this era starring Cary Grant often highlights his debonair presence and the film's entertaining, escapist qualities.

The character of 'Mr. Lucky' was popular enough that he later inspired a successful radio show of the same name, which in turn was adapted into a 1959 television series starring John Vivyan.