An alien is sent to our planet as an invading vanguard; resurrects a scientist and a nurse in order to help them in their plan: to bring the great monsters back to life and with them, dominate the world. Through a book, a policeman discovers the creatures of Nature that interest the alien Varnoff and tracks down, one by one, and recovers the lifeless bodies of Dracula, the werewolf, the mummy and Frankenstein’s monster. (FILMAFFINITY)