Based on the novel by Karel Capek, the prominent Czech writer of the early 20th century who coined the word robot for his play R.U.R., the story revolves around a discovery of Krakatit - a powerful explosive - by Prokop, an experimental scientist who, following an accidental explosion in his lab, slips in and out of delirium. When he realises that, in a delirious period, he has given the formula for making Krakatit to one of his colleagues, he tries to find the man, who does not realize how dangerous a thing Krakatit is. In the process, he nearly gives his discovery away again to foreign interests, a group of anarchists, and even greater forces of darkness...
当一个纪录片摄制组发现通往恐龙世界的神奇大门时,他们遇到并捕获了一只名叫斯派克的小恐龙。他们希望名利双收,于是计划让世人知道斯派克的存在。伊森和麦迪逊这对兄妹以及一些熟悉的面孔必须想出一个计划来拯救斯派克,让他回家,并确保大门的安全。