Join Space Ghost, Jan, Jace and Blip as they venture deep beneath the planet of the Herculoids in search of the secret to re-forming the intergalactic peacekeeping Space Force. But there's a dangerous entity waiting in the dark, and it won't rest until it destroys the last surviving member of Space Force: Space Ghost! Can Space Ghost and his team of interplanetary adventurers defeat the fearsome villain known as Metallus?
Back on Earth, archaeologist-turned-hero Birdman faces his toug ...