The Famous Five - Five on a Treasure Island

Julian, Dick and Anne are spending the holidays with their tomboy cousin George and her dog, Timmy. one day, George takes them to explore nearby Kirrin Island, whits it rocky little coast and old ruined castle on top. Over on the island, they make a thrilling discovery, witch leads them deep into the dungeons of Kirrin Castle on a dangerous adventure. who - and what - will they find there?