 He appears onscreen in the fourth film, where he employs Hector Barbossa as a privateer.When Jack Sparrow refuses to lead an expedition to the Fountain of Youth, the King sends Barbossa to find the Fountain in order to stop the Spanish monarch from becoming immortal.Lieutenant Gillette, played by Irish actor Damian O'Hare, is Commodore Norrington's flag lieutenant and second-in-command in Port Royal.