The police are investigating the suspicious death of a mine owner when they stumble upon a strange Nazi plot to invade England.

Starring:

Billy Howard, Cyril Smith, Danny Green, David Farrar, Dennis Arundell, Dennis Price, Desmond Roberts, Ferdy Mayne, Gerald Pring, H Victor Weske, Howard Douglas, Johnnie Schofield, Julien Mitchell, Kynaston Reeves, Noel Dainton, Olive Walter, Pamela Stirling, Patric Curwen, Tony Arpino, Vincent Holman

Genre:

Thriller