The Three Investigators in the Secret of Skeleton Island (Three Investigators S.)

Jupe, Pete, and Bob's next case sends them to Skeleton Island, an eerie spot inhabited only by pirates' bones and a young girl's ghost. A movie company has chosen the island as the perfect place to make a scary film, but mysterious events are disrupting the crew. They call in the Three Investigators. But just as the boys arrive on the island, so does the ghost!