An ex-fighter pilot forced to take over the controls of an airliner when the flight crew succumbs to food poisoning.
In 1950s Canada, during a commercial flight, the pilots and some passengers suffer food poisoning, thus forcing an ex-WW2 fighter pilot to try to land the airliner in heavy fog.
The film depicts an account of Allied Combined Operations Headquarters commandos executing a daring raid on the German-occupied French coast during the Second World War. The story is based on the commando raid on the French port of St. Nazaire.