A doctor working with the Bureau of Pure Foods and Drugs, uses radio broadcasts to expose fraudulent patent medicines.
Rated NR | Length 67 minutes
Robert Livingston | Grace Bradley | Willard Robertson | Pierre Watkin | Smiley Burnette | Granville Bates | William Newell | Byron Foulger | Wilbur Mack | Matty Fain | Josephine Whittell | Charles Timblin | Billy Griffith | William Hopper | Frank Du Frane | Mary Russell