A man must pose as a woman to gain passage on the ship so that he can pursue an ex-girlfriend. A bickering married couple gets trapped in the elevator. A detective falls for a married woman whose husband has hired him to trail her.

A divorced couple takes the cruise with new mates, and can't seem to avoid one another or stop arguing. Two adolescents develop an awkward flirtation. A senior group inadvertently interferes with its director's fledgling romance with Julie.

A tennis star, temporarily confined to a wheelchair due to a back injury, rekindles an old romance with a sportswriter who had been critical of her recent performances. A woman with singing aspirations stows away on the ship in the hopes of making it to America and providing for her large family. A man annoys his wife and other passengers by constantly playing practical jokes.

A woman gets the wrong idea from her husband's secretive behavior and fears that he is plotting to murder her. Isaac begins a whirlwind romance with an internationally known singer. A couple suspects that a painfully boring passenger is actually a wanted jewel thief.

A boy befriends a couple that recently lost its young son. A trainee schemes to steal Julie's job. A bickering married couple takes the cruise and stays in separate cabins...next door to each other.

A crotchety old man and a teenage runaway form an unlikely friendship. Julie grows frustrated when an old friend of her brother's repeatedly rejects her advances without explanation. A pair of incompetent painters continually screws up the re-painting of Capt. Stubing's cabin.