Small though they were, PT boats played a key role in World War II, carrying out an astonishing variety of missions where fast, versatile, and strongly armed vessels were needed. Bulkley provides a wealth of facts about these motor torpedo boats, whose vast range of operation covered two oceans as well as the Mediterranean and the English Channel. He gives special attention to the crews, paying a well-deserved tribute to their heroism, skill, and sacrifice that helped to win the war.