SEE...The Miracles of Science the "lab" blood test x-ray and ultra-violet ray track down a murderer!
When a Broadway playboy is found dead, it's up to detective Jim Stevens to pick the murderer out of several likely candidates.
Lt. Jim Stevens
Lou Winton
Sgt. Boggs
Dr. Van de Water
Anderzian
Jack Winton
Horton
Muggs Manton
Manny Wales
Inspector Donnelly
Dolly White
Manley