Darsteller und CrewVictor BuonoHomer The ArchivistCarl SaganSelfRick OvertonIno The Computer (voice)Isaac AsimovSelfEugene CernanSelf (archive footage)Joost Van ReesRegisseur:inIris Van ReesSchreiber:inRonald E. EvansSelf (archive footage)Bernard J. CarrSelf (as Dr. Bernard Carr)Frank DrakeSelf (as Dr. Frank Drake)