Captain Nemo and the Underwater City offers Fraser a position at Templemer. This alienates Joab, who helps Fraser and the Baths steal Nautilus II, on condition they leave without bloodshed, and allow the crew to return with the submarine intact. They manage to take the submarine and are followed by Nemo in his submarine. Nemo explains there is fault with the Nautilus II's engines that means the sub could explode. The chase is brief. Unable to match the speed of the escaping submarine, Nemo has Nautilus I sheer away, to try 'going under the reef.' Confused by their pursuers apparently giving up, Fraser asks the Nautilus
Captain Nemo and the Underwater City surface, a small schooner is seen picking up two men in mid-ocean, far from either land or any sign of wreckage. Fraser and Swallow Bath, huddled in blankets, are made welcome aboard, and as the schooner prepares to set sail, Fraser finds his companion has concealed a gold ladle under his coat. The two exchange rueful smiles, and Fraser tosses it lightly into the sea. The film was produced on a budget of 1.5 million US dollars. It had stemmed from an idea that led to Roger Corman’s failed "Captain Nemo and the Floating City", itself based on a combination