watch 01:18 The Loop (Movies) Do you like this video? Gerry O'Brien is an actor. He portrays the Irish man in Pirates of the Caribbean: Dead Man's Chest. This article is a stub. You can help us by expanding it. Retrieved from "https://pirates.fandom.com/wiki/Gerry_O%27Brien?oldid=104569" Categories: Stub Real-world actors Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.