Eragon is a 2006 fantasy-aventure film based on the novel of the same name by author Christopher Paolini. The cast includes Edward Speleers in the title role, Jeremy Irons, Garrett Hedlund, Sienna Guillory, Robert Carlyle, John Malkovich, Djimon Hounsou, Joss Stone, and the voice of Rachel Weisz as Saphira the dragon.