The Shadowy Third, first published in 1946, is a fast-paced noir mystery centering on New York City lawyer, David Calder, and his search for a stolen priceless violin. Author Marco Page (pseudonym of Harry Kurnitz, 1908-1968) was an American playwright, novelist, and screenwriter, writing more than 40 movie scripts during his prolific career.

"Off to the races! The racetrack murder of a jockey and dinner at Mario's Grotto (try the sea bass!) highlight the fouth screen outing for William Powell and Myrna Loy as Nick and Nora Charles."--Container.