After being woken up by a bird, Zandor investigates Marcon and the Mole Men's plans to invade the surface world, saving a condemned prisoner in the process. Meanwhile, other Mole Men are attacking the Herculoids.
| Creator | Alex Toth |
|---|---|
| Actor | Don Messick, Virginia Gregg, Mike Road |
| Country | United States of America |
| Production | Hanna-Barbera Productions |
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