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A cave-in traps Jiro, a miner, 3,000 feet below the Earth's surface. The Ultra Guard is asked to help in learning of the cause of the disruption inside the cave.
First Air Date : Oct 01, 1967
Last Air date : Sep 01, 1968
Episode : 49 Episode
Season : 1 Season
Runtime: 25:14 minutes
Studio: TBS
Country: Japan
Cast: Koji Moritsugu, Shoji Nakayama, Sandayuu Dokumamushi, Yuriko Hishimi, Shinsuke Achiwa, Bin Furuya
Crew: