71 minutos
Several murders of nuclear scientists, that baffles Scotland Yard, occur in London around the same time that Bill Locklin, a special officer from the United States State Department, arrives to oversee the transfer of Professor Leon Dushenko, a Russian scientist who has fled the USSR. An attempt on Dushenko's life is made with a monkey's paw-print found at the scene.
Richard Conte
Bill Locklin
Rona Anderson
Julia Jackson
Russell Napier
Supt. John Harrington
Sylva Langová
Hilde Heller, chief spy
Colin Gordon
Harry Martin - reporter
Donald Bisset
Editor Harris
John King-Kelly
Spy Henchman
Bernard Rebel
Vinson - Spy Henchman
Arnold Marlé
Prof. Leon Dushenko
John Horsley
Det. Sgt. Gibson
Jane Welsh
Supt. McCollum - sanitarium
Aimée Delamain
Mrs. Henley
