Oscar winner Michael Giacchino (Up, Lost), has been tapped to compose the original score for the upcoming Overture Films release Let Me in. The film stars Chloe Moretz (Kick-Ass), Kodi Smit-McPhee (The Road), Richard Jenkins (The Visitor) and will be released in theaters October 1, 2010.

Heard by millions of people around the world, Giacchino's work has been nominated twice for an Academy Award-first, for his score to the animated blockbuster Ratatouille, and more recently , for his score to the highly-acclaimed Up for which he won the award in the Best Original Score category. Giacchino's other notable credits include the score for ABC's hit shows Lost and Alias as well as the feature films Star Trek, Land of the Lost, The Incredibles, Mission: Impossible III, and Speed Racer. Here's the official synopsis for the film below.

Chloe Moretz (Hit Girl from Kick-Ass) stars as Abby, a secretive 12-year old girl, who moves next door to Owen (Kodi Smit-McPhee, The Road). Owen is a social outcast who is viciously bullied at school and in his loneliness, forms a profound bond with his new neighbor. Owen can't help noticing that Abby is like no one he has ever met before. As a string of grisly murders occupy the town, Owen has to confront the reality that this seemingly innocent girl is really a savage vampire.

RELATED: Richard Jenkins Talks Let Me In [Exclusive]

Let Me in, a haunting and provocative thriller written and directed by filmmaker Matt Reeves (Cloverfield) and produced by legendary British horror brand Hammer Films, is an astonishing coming-of-age story between a young girl and an alienated young boy unlike any other you have seen. Based on the best-selling Swedish novel Lat den Ratte Komma (Let the Right One in) by John Ajvide Lindqvist, and the highly-acclaimed film of the same name, Let Me In takes audiences straight to the troubled heart of adolescent longing and loneliness.