Former OSS officer Alan Holiday, now living in London, is visited on New Year's Eve by Catherine Carrel who says she is a close friend of Jules Lemoine who served with Holiday during the war. Lemoine urgently requests that Holiday go to Paris on a secret mission. Lemoine visits and wants Alan to deliver a reel of tape which he gives him, and keeps a fake reel himself to deceive enemy agents. Lemoine is killed and the fake tape stolen. Holiday, poses as an assistant to photographer Louis Vernay, ...show more