Mysterious Island (serial)

Mysterious Island is the 46th serial released by Columbia Pictures. It is an adaptation of the 1874 novel by Jules Verne, The Mysterious Island Lle mystrieuse. As in the original story, which was a followup to Twenty Thousand Leagues Under the Sea, this serial is set in 1865. However, the serial has alien Mercurians as an additional set of villains and it has been labelled as a space opera version of the Verne novel.

The castaways soon encounter a group of people that include the local natives who worship the islands volcano, Rulu a woman from Mercury trying to extract an unnamed superexplosive element in order to conquer the Earth, Ayrton a wild man exiled on the island and Captain Shard a ruthless pirate. A mystery man, who possesses great scientific powers, also makes his presence known to the group of people he is Captain Nemo, who survived the whirlpool in 20,000 Leagues Under the Sea, and unlike the character in the Disney film, was not fatally wounded by military troops from warships. On the way, our quintet of heroes must battle the elements and peoples while trying to figure out a way off the island and back to civilization.Costumes from earlier serials, belonging to the Western Costume Company, were recycled for Mysterious Island. The Mercurian soldiers wear shirts from Flash Gordon and masks from The Spiders Web. ........

Source: Wikipedia