5.7 2007 – The Three Investigators and The Secret Of Skeleton Island Nov. 07, 2007 2007 – The Three Investigators and The Secret Of Skeleton Island IMDb: 5.7 2007 91 min 2 views The Three Investigators and The Secret Of Skeleton Island / The Three Investigators and The Secret Of Skeleton Island – 2007: KeluargaMisteriPetualangan