The Mysterious Island

Count Andre Dakkar rules a volcanic island near the fictional kingdom of Hetvia as a progressive scientist-leader who has abolished class distinctions among his people. With his daughter Sonia and her fiancé, chief engineer Nikolai Roget, he designs and builds experimental submarine vessels intended for peaceful exploration, driven by his theory that an advanced civilization exists in the ocean depths (supported by strange bones brought up by volcanic currents). Baron Falon, once Dakkar’s friend, seizes power in Hetvia through revolution and becomes its tyrannical ruler. He invades the island, tortures Dakkar and Sonia in an attempt to force the revelation of the Count’s scientific secrets, and seeks to weaponize the submarines. Dakkar escapes with the help of loyal followers. Roget has already taken one submarine on a test voyage; Falon commandeers the second and gives chase. The two vessels dive to extreme depths and reach a strange undersea realm populated by dragons, a giant octopus, and an eerie, previously unknown humanoid race. The film (a loose, largely original adaptation drawing more from Captain Nemo’s backstory than from Verne’s novel itself) unfolds as a part-talkie adventure with Technicolor sequences, culminating in the confrontation amid these fantastical deep-sea discoveries.