In this documentary, we get a glimpse into the world of submarines and have access to rare archive footage. From the first attempts during the American Civil War, all the way to World War 2 and the nuclear subs of today, the history of the submarine has been fraught with difficulties.

The Official World War II US Government account of Chinese defence against Japanese aggression. Directors: Frank Capra (uncredited), Anatole Litvak Writers: Julius J. Epstein, Philip G. Epstein Stars: Claire Chennault, Kai-Shek Chiang, Madame Chiang