I Am Number Four is an action / Sci-Fi film, set for release in the US on February 18, 2011. The film is directed by D.J. Caruso and the screenplay is written by Alfred Gough based on the book by James Frey, and stars Dianna Agron as Sarah, Timothy Olyphant as Henri, Kevin Durand as Mog Commander, Teresa Palmer as Number Six, Alex Pettyfer as Number Four, Jake Abel as Mark James, Callan McAuliffe as Sam, Beau Mirchoff as Drew, Emily Wickersham as Nicole, Patrick Sebes as Kevin, Monica Ciszczon as Carnival Patron, Cody Johns as Kern, Karina Fernandez as Teen #2, Jeff Hochendoner as Sherriff James, James Werley as Driver and Peter Mozingo as News Cameraman.
Movie synopsis: Nine infant aliens, who closely resemble humans, flee their home planet, Lorien, to hide on Earth. An invading species, the Mogadorians, have destroyed their planet, and follow them to Earth to hunt them down. Each of the nine aliens is given a guardian and will develop superhuman powers as they become adults. They are each assigned a number. These last children of Lorien can only be killed in the sequence of their numbers.
Number Four (Alex Pettyfer), also named John Smith, moves to Paradise, Ohio, disguised as an American high school student. He makes a friend, Sarah (Dianna Agron), a sweet Midwestern girl who is a photographer. After being on the run his whole life, Number Four falls in love and now has something to stand up and fight for.
I Am Number Four movie trailer