Shia LaBeouf starred in a movie in 2007.
Shia LaBeouf . In 2007 , LaBeouf starred in the commercially successful films Disturbia and Surf 's Up . The same year he was cast in Michael Bay 's science fiction film Transformers as Sam Witwicky , the main protagonist of the series . Transformers is a 2007 American science fiction action film based on the toy line of the same name created by Hasbro .