Brothers Brian and Joe Hackett attempt to run an airline on the New England island of Nantucket while surrounded by their various wacky friends and employees.

Heiress Joanna Stayton hires carpenter Dean Proffitt to build a closet on her yacht—and refuses to pay him for the project when it's done. But after Joanna accidentally falls overboard and loses her memory, Dean sees an opportunity to get even.

Against orders and with no help of relief Texas patriots led by William Travis, Jim Bowie, and Davy Crockett defend the Alamo against overwhelming Mexican forces.