Two submarine officers, Dorgan (Richard Dix, Cimarron) and Mason (Chester Morris, Alibi), find their friendship strained when they both fall for a dance girl, Carmen (Dolores del Rio, Flying Down to Rio). Dorgan marries Carmen, but while Dorgan is on duty, Carmen seduces Mason. Dorgan and Mason become romantic rivals but Dorgan must forget his anger when Mason's sub goes down and only Dorgan can save him. Newly remastered.