

CSI before CSI existed — 1939 forensics with zero chill and even less budget.
A rookie cop and his girlfriend's uncle, a police captain, disagree on the methods that should be used to catch criminals.
Acting
Harry Carey brings gravitas this programmer doesn't deserve.
Production
Microscope close-ups that convinced someone this was prestige.

Director
Charles Lamont
Trivia, insights & behind the scenes
Released during Hollywood's 'scientific detective' boom, when forensics promised modernity to Depression audiences.
Director Charles Lamont made over 200 films, mostly B-pictures; this was one of five he directed in 1939 alone.