As we hurdle towards Pirates of the Caribbean: On Stranger Tides's May 20th release date, we're starting to see something new from this high seas adventure every day. Today, we get a look at some of the Pirate Zombies that Captain Jack Sparrow (Johnny Depp) has been telling us about in the latest trailer. New concept art images featuring various different versions of the ghoul have arrived, and you can check them out below.