Secrets of Monte Carlo is a 1951 American crime film directed by George Blair and starring Warren Douglas, Lois Hall and June Vincent.

[1] In Hong Kong, a British insurance investigator and an American businessman join forces to recover the jewels of a Rajah which had recently been stolen by a gang on the French Riviera.

TV Guide called the film a "competent programmer";[2] while Allmovie noted, "though inexpensively produced, Secrets of Monte Carlo is an effective suspenser, with Republic's back lot standing in admirably as Southern Europe.

Another plus: a formidable array of villains, headed by the glamorous June Vincent.

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