The Dark Eyes of London

Insurance agent-physician collects on policies of men murdered by a disfigured resident of the home for the blind where he acts as doctor-on-call.

• 
  Walter Summers
• 
  Jack Martin

• 
  Bela Lugosi
  Dr. Feodor Orloff / Prof. John Dearborn
• 
  Hugh Williams
  Det. Insp. Larry Holt
• 
  Greta Gynt
  Diana Stuart
• 
  Edmon Ryan
  Lieutenant Patrick O'Reilly
• 
  Wilfred Walter
  Blind Jake
• 
  Arthur E. Owen
  Dumb Lou
• 
  Alexander Field
  Fred Grogan
• 
  Gerald Pring
  Henry Stuart
• 
  O.B. Clarence
  Prof. John Dearborn (voice)
• 
  May Hallatt
  Police Constable Griggs
• 
  Bryan Herbert
  Police Sgt. Walsh
• 
  Charles Penrose
  Morrison, undercover detective
• 
  Julie Suedo
  Orloff's Secretary