London's jewel thieves are under the thumb of a mysterious fence, who ruthlessly exposes any thief who crosses him. Desperate, Scotland Yard re-hires ex-Inspector Barrabal who, as a known drunkard, is ideally suited to go undercover with a faked criminal record (which may spoil his chances with lovely Carol Stedman).
Inspector Barrabal
Frank Sutton
Carol Stedman
Tamara
Larry Graeme
Inspector Elford
Joshua Collie
Police Superintendent Marshall
Mrs. Stedman
Mr. Field
Minor Role
Police Sgt. Hawkins
Safecracker
Martin
Medical Examiner
Alfie
Dale
Safecracker (uncredited)
Police Inspector (uncredited)
