Con men Steve Turner and Al Shrieber must return money to an irate victim so they open a reverse geisha house.

When DiJulio gets the measles, the rest of the crew is quarantined, and to pass the time profitably they try writing jingles for some contest prize money. They are called to a cooking contest thanks to St. John's mother's cookies, but their opponent pleads she is poor and needs money, so they give up. Later they discover that the lady enters another contest and cheats again.

During maneuvers, the USS Appleby is to be the target of mock sabotage by a crew member secretly assigned to "blow up" the ship. Comander Stoner brags that the plot will never succeed - and backs up his boast with a large bet.

Seaman Tubby Mason was ordered to go on a crash diet or be kicked out of the Navy, but O'Toole finds that Tubby's letters contain luncheon meat - and his toothpaste tube is filled with liverwurst.

Commander Stoner is bemoaning the loss of his youth, so O'Toole invites some of the commander's old classmates for a visit - hoping they look more "decrepit" than Stoner.

The men of the Appleby discover how dull life in a refrigerator can be when they're sent on a voyage to the Arctic.

The crew of the Appleby is certain that O'Toole is pulling a phony battle-fatigue act - he says that hehas just seen a beautiful girl peeking through one of the ship's portholes.

O'Toole is certain that at last he can win a bet with Ensign Baxter. He's found a huge sailor to box Baxter's favorite fighter.

"Operation: Re-Enlist" is under way aboard the Appleby, and O'Toole's been handed a tough assignment - improve Commander Stoner's image with the crew.

O'Toole lets a struggling artist named Juliet Scarlatti use the Appleby for her exhibit - but society leader Mrs. Atherton, the most important guest, refused to attend.

Commander Stoner issues strict orders when the crew takes shore leave in Japan: no souvenirs except those small enough to fit in a footlocker - but St. John has promised his girl an antique Japanese cannon.

O'Toole's efforts to boost St. John's deflated ego with some attractive Waves goes along swimmingly - until St. John is caught kissing the daughter of a congressman.

When the last film reel to the mystery movie the crew is watching is missing they do all possible to find the ending. Extra motivation to find out who the murderer is results because of the bets which have occurred while waiting to solve the mystery.

O'Toole invites Prince Pussik of Tiboria, who is also his country's Grand Admiral of the Navy, aboard the Appleby but he soon regrets it - the visitor loves to give orders, he's only 12 years old.

Commander Stoner's psychologist brother-in-law, Arthur Ainsley, visits the Appleby and comes to the conclusion that the crewmen aren't really happy -they're just hiding a deep-seated depression.

Scotland Yard is looking for jewel thieves in Hong Kong, and O'Toole thinks that it would be fun to help them out as an undercover man disquised as a courier for the crooks.

Seaman White recovers a floating bottle that contains a mysterious map, and O'Toole thinks that the map contains a clue to a hidden treasure.

Chief Nelson loses his heart - and his bankbook - to a sugary Southern belle, and O'Toole intends to do something about it.

Gabby Di Julio says he can't re-enlist - he promised his folks that he'd take over their restaurant and let them retire. But O'Toole soon learns that none of the Di Julios really want it that way - Gabby doesn't want to leave the navy, and his folks don't want to leave the restaurant.

The crew of the Appleby is ordered to "shape up" for the arrival of a new officer - Ensign Bender, a book-sailor from Annapolis. O'Toole thinks that Bender needs a "Navy style" initiation, so he sets out to convince the young ensign that he has contracted a strange nautical disease.

While in port at Wash. D.C. O'Toole keeps receiving giftsfrom a secret admirer. When a dress comes the ribbing from the crew motivates him to track down where they should have gone. He finds another Ensign O'Toole assigned to the installation who is female.

O'Toole uses hypnosis to persuade Chief Nelson to stop gambling, and then he saturates St. John with the suggestion that he's the finest lieutenant in the Navy.

After consuming one too many cups of Malayan punch, Commander Stoner drives a truck through the prized garden of a Malayan general. Furious, the general is set to have Stoner arrested, until a high-ranking American officer - who looks very much like O'Toole - makes a plea for mercy.

Grumbling stomachs lead to a grumbling crew on the USS Appleby as the chow from Charlie the cook gets worse and worse. O'Toole is puzzled, for Charlie was once known as a superior sea going chef.

St. John has lost the money that commander Stoner gave him to pay for a diplomatic party. O'Toole agrees to arrange the party for free - and his plan includes borrowing food from other ships in the fleet and asking Chief Nelson to prepare the "wine."

"Operation: Birthday" is underway on the USS Appleby but it appears destined for failure. O'Toole and the crew - broke as usual - want to get Chief Nelson a present - But the Chief is the only man on board with a bankroll.

The "USS Appleby" receives an SOS from two U.S. soldiers on a small island under fire by Japanese. It turns out to be two U.S. and two Japanese soldiers who think WWII is still active and have waged and are still fighting a 4 man war 17 years after it ended.

Chief Nelson informs that there's trouble ahead: Seaman Jerome J. Johnson has been assigned to the Appleby - and he's the most renowned bad-luck omen in the Navy.

O'Toole plans to use the money raised by the "Foster Father's Follies" to adopt Korean orphans.

In Omaha, Seaman White's wife is about to give birth, but White's stuck aboard ship in San Diego. O'Toole is sure he can have leave papers issued for White immediately - since Commander Stoner is ashore, and can't get in the way.

O'Toole buys a Model T on a South Pacific French Island then has the crew camouflage it in pieces on the USS Appleby. After reaching the California port he has it resembled to sell. The planned buyer gets beat to the sale by an Admiral who is a antique car collector and sees it on the dock.

The Appleby puts into the Japanese port of Kowana. The sailors are given shore leave with a stern warning to mind their manners - the last Navy crew flooded the town with play money.