A chance discovery leads American mining engineer Ben Harris and acquaintance Harold to discover a lost city under the sea while searching for their kidnapped friend Jill. Held captive in the underwater city by the tyrannical Captain (Vincent Price), and his crew of former smugglers, the three plot to escape…

In this campy spy movie spoof Dr. Goldfoot (Vincent Price) has invented an army of bikini-clad robots who are programmed to seek out wealthy men and charm them into signing over their assets. Secret agent Craig Gamble (Frankie Avalon) and millionaire Todd Armstrong set out to foil his fiendish plot.