Bob Randall (Richard Greene) is a war correspondent trapped in Northern France. He manages to escape from Dunkirk and return to his job as a journalist with The Gazette in London. Randall soon becomes aware of the 'People for Peace Society' which advocates making peace with Germany. Randall however believes the organisation objectives are more sinister and attends a meeting with fellow Gazette journalist Carol Bennett (Valerie Hobson). As Randall investigates further his attempts to have his findings published are censored. As the sinister plot escalates the journalists end up fighting for the truth as well as their lives.