Touchstone Pictures has unveiled featurette: number 4 origins for I Am Number Four (2011). Storyline revolves around a group of nine Earthbound aliens who escaped their planet just before it was destroyed by a rival species. The group hide out on Earth, disguised as teenagers. The title character (Alex Pettyfer) soon discovers, however, that he is still being hunted by the enemy. Watch featurette: number 4 origins now!