After a spectacular crash-landing on an uncharted planet, brash astronaut Leo Davidson finds himself trapped in a savage world where talking apes dominate the human race. Desperate to find a way home, Leo must evade the invincible gorilla army led by Ruthless General Thade.

In the far future, a highly sexual woman is tasked with finding and stopping the evil Durand-Durand. Along the way she encounters various unusual people.

SIRIUS 6B, Year 2078. On a distant mining planet ravaged by a decade of war, scientists have created the perfect weapon: a blade-wielding, self-replicating race of killing devices known as Screamers designed for one purpose only -- to hunt down and destroy all enemy life forms.

Sergeant Todd is a veteran soldier for an elite group of the armed forces. After being defeated by a new breed of genetically engineered soldiers, he is dumped on a waste planet and left for dead. He soon interacts with a group of crash survivors who lead out a peaceful existence. The peace is broken as the new soldiers land on the pla...

A group of humans arrive on Sirius 6-B to investigate an SOS signal sent out from the planet, which has been supposedly deserted since the destruction of the man-made weapons known as "screamers." Once the squad arrives, they find a group of human survivors eking out an existence in an old military outpost.