Which is the basis of XXX?
La Isla misteriosa y el capitán Nemo
L'Ile Mysterieuse / La Isla misteriosa y el capitán Nemo / Die Geheimnisvolle Insel (The Mysterious Island) is a 1973 European TV miniseries production (300 minutes) adapted from Jules Verne's novel L'Île mystérieuse.
The Mysterious Island