DreamWorks Pictures, Sidney Kimmel Entertainment and Participant Productions present a Sidney Kimmel Entertainment and Parkes/MacDonald production ; produced by William Horberg, Walter Parkes, Rebecca Yeldham, E. Bennett Walsh ; screenplay by David Benioff ; directed by Marc Forster
a Producciones La Iguana y Alta Producción ; productores, Santiago García de Leaniz, Enrique González Macho ; guión, Icíar Bollain, Alicia Luna ; dirección, Icíar Bollain