Early in the Pacific Theatre of World War II, an ill-fated assault on a Japanese aircraft carrier wound up costing an American sub commander (Glenn Ford) everything he held dear. His obsessive pursuit of the craft that followed has finally paid off, but will his monomania jeopardize every man on board? Riveting battle tale co-stars Ernest Borgnine, Diane Brewster, Dean Jones. 98 min. Widescreen (Enhanced); Soundtrack: English Dolby Digital mono.