A gunrunner loses his cargo near a small coastal Sudanese town so he's stuck there. When a woman hires him to raid a sunken ship in the shark-infested waters, he sees a chance to compensate for his losses. He's not the only one.
The movie is set during World War II in the days just prior to the D-Day invasion. A special parachute unit is sent to destroy a German flame thrower installation on Omaha Beach.
The gang, led by Dexter, Denny and their girlfriend Bitsy, get their kicks from smashing things. At a party held at the home of one of the gang, someone dumps a big goldfish bowl, with the fish still in it, over the head of the dull-witted Lummox.