Schecky Moskowitz, a deservedly-struggling young comedian, lands a menial job on the cruise ship that's holding the Miss Universe pageant. The Big Man On Deck for this voyage is Dickie Diamond, the ship's comedian and all-around ladies' man. As an assorted array of thugs, Panamanian mercenaries, and terrorists try to storm the ship, Schecky hopes for one big chance to prove him...