Wallace & Gromit's World of Invention
Peter SallisWallace (voice) Ashley JensenSelf - Narrator John SparkesGoronwy (voice) / Writer Jem StansfieldSelf - Science Correspondent Barack ObamaSelf (archive footage) (uncredited) Merlin CrossinghamDirector John SparkesGoronwy (voice) / Writer Bob BakerWriter / Producer David SproxtonExecutive Producer Peter LordExecutive Producer Miles BulloughExecutive Producer Sarah LabordeProduction Design Dave Alex RiddettDirector Of Photography Dan DelorOriginal Music Composer Sybilla WilsonProduction Manager John WoolleyLine Producer Ed DaviesProduction Director Fred De BradenyProduction Manager Roger PowerProduction Director 
