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.

Genres

Cast

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

Arnold Marlé

Prof. Leon Dushenko

John Horsley

Det. Sgt. Gibson

Jane Welsh

Supt. McCollum - sanitarium

Aimée Delamain

Mrs. Henley