The Beast That Went Berserk
- Episode aired Oct 29, 1966
A professor's experiment to help animal species grow and develop more quickly backfires when a baby elephant reverts back to an Ice Age mastodon. It's up to Superboy to stop the out of contr... Read allA professor's experiment to help animal species grow and develop more quickly backfires when a baby elephant reverts back to an Ice Age mastodon. It's up to Superboy to stop the out of control creature.A professor's experiment to help animal species grow and develop more quickly backfires when a baby elephant reverts back to an Ice Age mastodon. It's up to Superboy to stop the out of control creature.