The Tomorrow People and Steen must find a way to save the workers trapped in Spidron's collapsing mine workings. Then they must track down Spidron and Sandor and stop them escaping or the entire Earth will be destroyed.
Did You Know?
When the Spidron (who is supposed to be a plant creature) is having a conversation with Steen, he turns his head, revealing the actor's human head underneath the Spidron's hood. See more