An encounter with a blind man ends unexpectedly for Susan Howard. The supposedly helpless man stuns and kidnaps her. The case is handed over by the Home Secretary to Sir John, the head of Scotland Yard. He entrusts Chief Inspector Higgins and Superintendent Lane with the investigation. Their investigations quickly lead Higgins and Lane on the trail of murder, white slavery and blackmail.
as Inspector Higgins
as Barbara Lane
as Sir John
as Flatter
as Mrs. Harper
as Harry Harper
as Pater Fisher
as Dr. Bartnik
as Ann Pattison
as Chris
