Lieutenant (junior grade) Nick Holden, an admiral's aide, is reassigned to Sea Tiger despite lacking any submarine training or experience. Believing there is no chance of repairing the submarine, the squadron commodore transfers most of Sherman's crew to other boats, but promises Sherman that he will have first call on any available replacements. Lieutenant Commander Sherman and his crew begin repairs, hoping to sail for Darwin, Australia before the Japanese overrun the port. On December 10, 1941, a Japanese air raid sinks Sea Tiger while she is docked at the Cavite Navy Yard in the Philippines. Sherman, her first commanding officer, begins reading his wartime personal logbook, and a flashback begins. Navy Rear Admiral Matt Sherman, ComSubPac, boards the obsolete submarine USS Sea Tiger, prior to her departure for the scrapyard.
The film was the basis for a TV series in 1977 starring John Astin in Grant's role.
Paul King, Joseph Stone, Stanley Shapiro, and Maurice Richlin were nominated for the Academy Award for Best Writing for their work on Operation Petticoat. Other members of the cast include several actors who went on to become television stars in the 1960s and 1970s: Gavin MacLeod of The Love Boat and McHale's Navy, Marion Ross of Happy Days, and Dick Sargent of Bewitched. Some elements of the screenplay were taken from actual incidents that happened with some of the Pacific Fleet's submarines during the war. Navy submarine, USS Sea Tiger, during the Battle of the Philippines in the opening days of the United States involvement in World War II. The film tells in flashback the misadventures of a fictional U.S. Operation Petticoat is a 1959 American World War II submarine comedy film in Eastmancolor from Universal-International, produced by Robert Arthur, directed by Blake Edwards, that stars Cary Grant and Tony Curtis.