Two stowaways pretend to be another couple, and they start charging things not knowing that the crew members who approve them will have to pay for what they charge. A woman meets the author of a book she's reading. And Doc's brother comes on board and has a lot of pent up resentment for him.
Doc arrives back from holidays and introduces his new wife of a couple of hours to the crew. Don Adams is a Safety Investigator on holidays but finds danger around every corner on board the ship. The president of a financial group comes aboard to talk his female VP out of resigning due to untrue rumors about them having an affair.
Two passengers meet during the boarding and although attracted to one another, they find they live at the same address and the lady has a rule about dating someone who lives in her own apartment building. The Captain is to greet a famous female artist aboard who has been commissioned by the ship line to paint his portrait. A romance begins and the artist decides to paint an unconventional portrait of the captain, naked, and from memory. When a couple on their honeymoon board, an older passenger vaguely recognizes the younger man's face, but can't recall where he knows...
Gopher thinks he knows a female passenger but just can't remember from where. And when she reveals how they know each other shocks him. And a man who feigned being mentally ill so that he could get his full pension is being followed by a woman who tasked with proving he's faking. And a concert pianist who has stopped playing because he has arthritis is being pestered by some fans to play. Initially he refuses but upon meeting one of the ship's staff who needs an operation, he offers to play.
And old flame of the Captain's returns for a cruise. As the captain prepares to propose, Doc and Isaac find news which will cause the Captain some distress. Two business partners and their secretary join the cruise to celebrate winning a large contract. One partner is not as honest as he seems and tries to use his secretary's love for him to cover his under-handed tricks. In an attempt to get attention from a woman he cares for, a passenger reports that he's been sexually attacked by an unknown female passenger in a darkened hall closet.
A businessman takes his prissy secretary on a business trip. When he meets a dizzy blonde, his problem is how does he get his secretary to quit, so he can hire the blonde. Wilfred offers the crew $10,000 if they can find him a pretty wife. He's soon surrounded by five beautiful women, all fighting for his attention, and the crew trying to win a quick ten grand. Two childhood sweethearts separated since school meet up on the cruise. How does the girl tell her old boyfriend that she now lives with a back brace due to a spine disease.
A nurse comes on board to give the crew their company physical but Isaac tries to avoid her cause there's a congenital condition in his family that he fears could jeopardize his job. And the nurse is attracted to him also. A young woman who's dating an older man brings her mother to meet him. And when she does, she discovers that he's her old boyfriend. And Julie's cousin comes on board with his girlfriend and tells her he wants to dump her because she's "nice"; "very nice".
This story follows a dress and how it affects three people. First a model whose trying out a new diet program is suppose to wear it to show how much weight she's lost. But a guy who's the former partner of the doctor whose diet she's following gets her to try his program which has her eating candy bard among other things. And a woman who sells flowers on the dock comes on board to join her daughter who's about to get married and the crew lets her borrow it so she has something to wear. And a guy who's wife wants to divorce him comes on board to try and win her back ...
When a man comes on board with his new (young) wife, Gopher and Isaac wonder if she married him for his money. And they suspect she could be trying to get rid of him so she can have it. A teen age boy joins his mother whom he sees very little of but when he sees her diary, he just wants to get away from her. A woman comes on board to meet her pen pal and she thinks the guy she likes could be him.