: The invaders are bio-mechanical beings that attack coastal cities to harvest Earth's water for fuel . The Real-Life "Battle of Los Angeles"
: The incident remains a favorite topic for UFO theorists, who speculate the objects were actually extraterrestrial craft—a theory the 2011 film uses as its core premise . "Mockbuster" Confusion subtitle Battle Los Angeles
: The filmmakers focused on tactical realism, putting actors through a three-week Marine boot camp and using handheld "shaky cam" techniques to mimic real combat footage . : The invaders are bio-mechanical beings that attack
: A group of Marines, led by Staff Sergeant Michael Nantz (Aaron Eckhart), must rescue civilians and destroy an alien command center in a war-torn Los Angeles . subtitle Battle Los Angeles