Es un periodista

Barry Barnes stars as Simon Drake, a top flight London newspaper reporter. He predicts the murder of Brown, a criminal who was just released from prison. Predictions like that get Scotland Yard's attention and Drake is questioned about the murder. It's revealed his prediction was in fact a prank aimed at his former editor, MacGregor (Alastair Sim).

The crooks don't know Drake was playing a prank and they are fearful he knows too much. A series of murder attempts follow and Drake manages to escape death and get the scoop on the continuing story of who murdered Brown. Ultimately it is revealed the gang of crooks are responsible led by a mystery man who has ties to Drake's newspaper. But Drake, with the help of his wife, Pat (Valerie Hobson), exposes the mysterious leader.

A sequel followed, This Man in Paris 1939, released in the USA as Shadows of the Underworld. Sadly, the sequel is believed lost.