Dick Tracy vs. Cueball (1946)

Stars: Morgan Conway, Anne Jeffreys, Lyle Latell
Director: Gordon Douglas
Writers: Chester Gould (comic strip), Luci Ward (story)

Expensive diamonds are stolen but before the thief can fence them he is strangled by ex-con Cueball, who then takes the gems and continues murdering people he believes are trying to swindle him. Dick Tracy allows his girlfriend Tess to act as a buyer for the gems but his plan backfires when she is captured by the homicidal Cueball.