Rear Admiral Matt Sherman (Cary Grant) visits the submarine Sea Tiger on the morning of its decommissioning and reminisces about his time as the first commander of the boat, in 1941. Three days after Pearl Harbor, the sub is damaged during an enemy air raid in the Philippines; rather than abandoning her, Sherman and his chiefs refloat the boat. He's forced to accept the services of Lt. (jg) Nick Holden (Tony Curtis), who has no sea experience. Sherman appoints Holden -- a born conniver, deal-maker, and scrounger (his motto: In confusion, there is profit) -- as supply officer, and through a series of burglaries and petty thefts he gets the Sea Tiger seaworthy again. Up to this point, the movie is an increasingly amusing service comedy, akin to the lighter moments of Mr. Roberts, running on Grant's wry exasperation and Curtis's cool arrogance, coupled with Arthur O'Connell's periodic sardonic yet optimistic jabs at their situation and Gavin MacLeod's fidgety nervousness. The Sea Tiger puts to sea ahead of the J