During World War II, a diverse group of people in war-ravaged London book passage for the United States, but Austrian pianist-turned-soldier in the Résistance Henry Bergner (Paul Henreid) is unable to join them, for want of an exit permit. Searching the streets for him during a German air raid, his wife Ann (Eleanor Parker) witnesses a bomb obliterate a car full of passengers on their way to the docks. She returns to their apartment to find that Henry has turned on the gas to commit suicide. Despite his opposition, she joins him.