Frenchwoman Michele de la Becque, an opponent of the Nazis in German-occupied Paris, hides a downed American flyer, Pat Talbot, and attempts to get him safely out of the country.

His role in the plight of an unemployed man (Humphrey Bogart) and his disabled daughter profoundly affects an intractable Irish policeman (Pat O'Brien).

A frail boy fights to win acceptance from the leader of a street gang.