Loosely based on an Upton Sinclair novel, and directed by Paul Thomas Anderson, There Will Be Blood follows Daniel Plainview, a ruthless entrepreneur and oil man who, in his quest to run a successful oil business, slowly descends into crime and corruption and alienates everyone around him. Daniel Day-Lewis stars as Plainview, alongside co-stars Paul Dano, Kevin J. O'Connor, and Ciarán Hinds.