Submarine D 1

Submarine D1 is a 1937 drama directed by Lloyd Bacon, starring Pat OBrien, George Brent and Wayne Morris.

This film offers many insights into the U.S. Navy submarine force just prior to World War II. Use of the momson lung for emergency submarine rescues is featured as well as the training tank structures of New London, Connecticut submarine base.The film also has exceptional footage of the U.S. Fleet, including USS Cincinnati, Farragut class destroyers and many battleships. ........

Source: Wikipedia