美国科幻《宇杀员》（2019）完整版全集免费在线观看，Drew,Bolduc自演，综合评分4.0分，In the near future, aliens have invaded Earth and declared a galactic war resulting in thousands of human casualties. To save Earth, a team of four teenage astronauts brave the alien wilderness of a distant planet to stop an assassin from changing the course of history forever.