"Powers himself stated that he never consulted with the writers and initially thought they weren't using much of his book at all and aside from Blackbeard and the Fountain of Youth, it'll be a pleasant surprise if the movie involves anything else from the book; noting Angelica, mermaids, and adventures in London.Rossio stated that Blackbeard, Angelica, and the Fountain as examples of how they integrated Powers' book into the film.