Gianna Maria Canale as the Duchess who is offered a banquet and requests for a hard-boiled egg. The stingy Spanish lord, who used his last gunpowder to fire a salute to the noble lady and thus has no more when a bunch of pirates, led by Nadir, launches an attack against his castle. Nadir is the dashing fiery hero.

Burt Lancaster plays a pirate with a taste for intrigue and acrobatics who involves himself in the goings on of a revolution in the Caribbean in the late 1700s. A light hearted adventure involving prison breaks, an oddball scientist, sailing ships, naval fights and tons of swordplay.

A pirate and a hot-tempered noblewoman join forces to protect Jamaica from a tyrant.