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.
Grisly strangulations in London alert Nayland Smith of Scotl...
When the diabolical Professor Ratigan kidnaps London's maste...
Two Scotland Yard detectives investigate the murder of a you...