The USS Crevalle (SS-291) on war patrols in East China Sea and Sea of Japan in final days of World War II. Crew members hold a flag they made depicting their engagements with Japanese shipping. It shows Japanese Navy Rising Sun flag with marks below for five Japanese Navy ships. It also shows the Japanese Red Ball flag and fourteen marks for other Japanese ships. As the film continues, it reveals more of the flag, showing more encounters with enemy shipping. A Landing Craft Infantry (LCI) passing by. Sailors standing on deck in bright sunlight with breeze blowing. One of the sailors is drinking from a mug. Sailor Robert Schwarz has grown a notable full beard and smokes a pipe. Toward the end of the film, the boat's Captain, Navy Captain Everett Hartwell Steinmetz, is seen from the back and in profile, standing on deck. Another aircraft passes overhead. (Note: Sailors holding flag in opening frames has been identified as James A. Katchis who served on the boat beginning as a Seaman 1st Class in August 1944 and Robert Schwarz of St. Louis, MO)
Interior of the USS Spadefish (SS-411) in the Sea of Japan, during World War 2, as the Captain looks through the periscope. Slate states "U.S.S. Spadefish puts two torpedoes in a Kamoi Maru outside Makoa Breakwater at the Gulf of Tartary." The Captain (a Navy commander) lowers the periscope and issues instructions to the crew.The Captain, back at the periscope, while a Lieutenant stands nearby holding a watch and apparently marking time. The Captain lowers the periscope.
Interior of the USS Spadefish (SS-411) as the Captain looks through the periscope. Slate states "U.S.S. Spadefish sights a Soviet Merchantman in the Northern Japan sea." The Captain (a Navy commander) speaks with a Lieutenant standing with him and then continues to look carefully through the periscope. The Captain seems to be issuing orders as he looks through the periscope.