I Am Number Four (2011) - Official Trailer [hd]
John is an extraordinary teen, masking his true identity and passing as a
typical high school student to elude a deadly enemy seeking to destroy him.
Three like him have already been killed ... he is Number Four.
Synopsis:Aliens and their Guardians are hiding on Earth from intergalactic bounty hunters. They can only be killed in numerical order, and Number Four is next on the list. This is his story.