. ▁ ▁In ▁Mo ont rap ▁( 1 9 8 9 ) ▁the ▁protagon ists ▁find ▁a ▁pre histor ic ▁base ▁on ▁the ▁Moon , ▁built ▁by ▁a ▁human - looking ▁species ▁ 1 4 , 0 0 0 ▁years ▁before . ▁ ▁The ▁American ▁independent ▁film ▁A ▁Gen esis ▁Found ▁( 2 0 0 9 ) ▁features ▁characters ▁who ▁use ▁the ▁theory ▁to ▁explain ▁an ▁anom alous ▁ske leton ▁discovered ▁at ▁the ▁M ound ville ▁Arch ae ological ▁Site ▁in ▁central ▁Alabama . ▁ ▁Indiana ▁Jones ▁and ▁the ▁Kingdom ▁of ▁the ▁Cry stal ▁Sk ull ▁( 2 0 0 8 ) ▁links ▁( al beit ▁by ▁coinc idence ) ▁the ▁existence ▁of ▁cry stal ▁sk ull s ▁to ▁be ings ▁that ▁were ▁perce ived ▁as ▁gods ▁by ▁the ▁May a ▁civil ization , ▁though ▁these ▁visitors ▁were ▁from ▁another ▁dimension ▁rather ▁than ▁outer ▁space . ▁ ▁N ig el ▁K ne ale ' s ▁min is eries ▁Qu at erm ass ▁and ▁the ▁Pit ▁( 1 9 5 8 – 1 9 5 9 ) ▁and ▁the ▁ 1 9 6 7 ▁film ▁adaptation ▁used ▁a ▁version ▁of ▁the ▁idea . ▁ ▁The ▁BBC , ▁Doctor ▁Who ▁serial ▁Py ram ids ▁of ▁Mars ▁( 1 9 7 5 ) ▁featured ▁a ▁conflict ▁on ▁Earth ▁between ▁al iens ▁of ▁a ▁race ▁named ▁the ▁Os ir ans ▁forming ▁the ▁basis ▁of ▁Egypt ian ▁myth ology , ▁and ▁a ▁number ▁of ▁other ▁Doctor ▁Who ▁serial s ▁have ▁used ▁similar ▁ideas . ▁ ▁In ▁The ▁Th