Professor Craig Kennedy is a scientist detective at Columbia University. He uses his knowledge of chemistry and psychoanalysis to solve cases, and uses exotic devices in his work such as lie detectors, gyroscopes, and portable seismographs. "The Film Mystery" A young promising actress, Stella Lamar, dies during the shooting of her new movie called "The Black Terror". Since no one can figure out what happened, Professor Kennedy and his sidekick Walter Jameson are called in by a District Attorney to investigate the case. Using his scientific methods Kennedy manages to find a trail.

Arthur B. Reeve (1880-1936) was an American mystery writer. He is best known for creating the series character Professor Craig Kennedy, sometimes called "The American Sherlock Holmes", and Kennedy's Dr. Watson-like sidekick Walter Jameson, a newspaper reporter. Kennedy is a scientist detective at Columbia University who uses his knowledge of chemistry and psychoanalysis to solve cases, and uses exotic devices in his work such as lie detectors, gyroscopes, and portable seismographs. Many of Reeve's novels were turned into films.