Plot Summary

In 1940, a mothballed American destroyer is commissioned in the Royal Navy. Her experienced Commanding Officer has had a checkered career and the crew are mostly lacking sea experience. A series of mishaps seem to dog the ship for some time, and the personal lives of the crew are turbulent, but at last the ship's company make good and the destruction of a U-boat marks their first success. Now they are asked to volunteer for the most dangerous mission they will encounter.