A detective in the Foreign Affairs Department is busy investigating a gang of international diamond smugglers, when there is an abrupt, inexplicable increase in diamond thefts throughout the world. Unable to solve the riddle alone, he consults a scientist regarding the mysterious diamond thefts; perhaps mere men alone are not responsible.
Great jellyfish-like monsters have undergone atomic mutation. They hunger for the carbon that is produced by industrial plants and machinery. They are sure to multiply, and unless stopped immediately, will destroy the earth. As more terrifying space monsters descend to our planet, man devises the proper countermeasure...
Ishiro Honda, director of the kaju eiga (giant monster) masterpiece GODZILLA, helms the unusual and comic DOGORA. Honda intended the film as a satire of the gangster and monster films that were extremely popular in Japan during the 1960s. Around the world, diamonds and coal are disappearing without a trace, much to the consternation of the authorities and detectives investigating the vanishings. A vast criminal conspiracy is suspected, but little do the governments of the world suspect that something far stranger is at work: DOGORA, a giant, transparent, jellyfish-like monster from outer space that feeds on the element of carbon. Can the armies and scientists of the world defeat DOGORA before it ingests all of the carbon on Earth--including the entirety of mankind'