The Worm People [Dino Boy] Space Ghost : Season 1 Episode 2

While playing with Bronty in the forest, Dino Boy is captured by a pterodactyl. After it is attacked by another pterodactyl, Dino Boy is dropped into Horror Swamp where he is captured by the dreaded Worm People and is then imprisoned within a giant beetle pit. Ugh is able to track him down and rescue they youth before it is too late.