title: Warn London
text: # Warn London
  
  Warn London is a 1934 British thriller film directed by T. Hayes Hunter and starring Edmund Gwenn, John Loder and Leonora Corbett. It was based on a novel by Denison Clift.
  
  ## Premise
  
  A detective goes undercover to infiltrate a gang planning a bullion robbery.
  
  ## Cast
  
  * Edmund Gwenn - Doctor Herman Krauss
  * John Loder - Inspector Yorke / Barraclough
  * Leonora Corbett - Jill
  * D. A. Clarke-Smith - Doctor Nicoletti
  * Garry Marsh - Van Der Meer
  * John Turnbull - Inspector Frayne
  * Douglas Stewart - Davis
  * Raymond Lovell - Prefect
  