Question: Who directed the 2006 film for which "Keep Holding On" is the theme song?
Sentence (from "Eragon (film)"): The film stars Ed Speleers in the title role as well as Jeremy Irons, Sienna Guillory, Robert Carlyle, Djimon Hounsou, Garrett Hedlund, Joss Stone and John Malkovich, with Rachel Weisz as the voice of Saphira the dragon.
Relevant evidence: No