Aliens poster Ripley and Newt Aliens: James Cameron Reflects On Films Legacy This year, Star Trek isn?t the only major Hollywood property celebrating a milestone birthday. 2016 also marked the 30th anniversary of James Cameron?s classic sci-fi film Aliens, which is widely regarded as one of the greatest sequels ever made. Upon its initial release in 1986, Aliens proved to be highly successful, grossing $131 million worldwide and earning seven Oscar nominations.