A 2010 film version of the story behind the social-networking phenomenon that is Facebook. Jesse Eisenberg takes on the lead role of CEO Mark Zuckerberg alongside a handful of glowing young stars. Andrew Garfield acts as Zuckerberg's best friend and business confidante Eduardo Saverin while Justin Timberlake plays his rival in the character of Sean Parker ( Napster's founder). Rounding out the "Social Network" cast list are actors Rooney Mara, Joseph Mazzello, Brenda Song and Armie Hammer (who plays both Winklevoss twins).