Plot: Superboy and Krypto head underground to recover a radioactive rock that can only be found in the Earth's core. When the two discover a strange black sphere, they decide to take it back with them
Cast
Ross ElliottRoss Elliott was
49 in The Adventures Of Superboy - Season 1 - The Visitor from the Earth Core (Episode 7).
Mon, Jun 18 1917
Thu, Aug 12 1999
Thu, Aug 12 1999
Janet WaldoJanet Waldo was
46 in The Adventures Of Superboy - Season 1 - The Visitor from the Earth Core (Episode 7).
Wed, Feb 04 1920
Sun, Jun 12 2016
Sun, Jun 12 2016
Bob HastingsBob Hastings was
41 in The Adventures Of Superboy - Season 1 - The Visitor from the Earth Core (Episode 7).
Sat, Apr 18 1925
Mon, Jun 30 2014
Mon, Jun 30 2014
Jackson BeckJackson Beck was
54 in The Adventures Of Superboy - Season 1 - The Visitor from the Earth Core (Episode 7).
Tue, Jul 23 1912
Wed, Jul 28 2004
Wed, Jul 28 2004