There is a science fiction film with Riddick.
 Early films often used alien life forms as a threat or peril to the human race, where the invaders were frequently fictional representations of actual military or political threats on Earth as observed in films such as Mars Attacks!, Starship Troopers, the Alien series, the Predator series, and The Chronicles of Riddick series
=== Alien lifeforms ===The concept of life, particularly intelligent life, having an extraterrestrial origin is a popular staple of science fiction films

