Runner Runner (2013)

Richie Furst (Timberlake), is a Princeton student when he is cheated out of his tuition money by playing online poker. When he learns that the site is hosted from a remote island location, he goes to confront the site's corrupt owner, Ivan Block (Affleck), but is lured into becoming Ivan's protégé and right-hand man. Their relationship starts to reach a boiling point all while an FBI agent (Mackie), tries to use Richie to bring Ivan down.