
"THE IMPOSSIBLE CRIME"
Several murders of nuclear scientists, that baffles Scotland Yard, occur in London about 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 as fled the U.S.S.R. An attempt is made on Dushenko's life 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

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