, ▁The ▁Last ▁Man ▁on ▁Earth , ▁upon ▁his ▁sem inal ▁film ▁Night ▁of ▁the ▁Living ▁Dead ▁( 1 9 6 8 ). ▁Disc uss ing ▁the ▁creation ▁of ▁Night ▁of ▁the ▁Living ▁Dead , ▁Rom ero ▁remarked , ▁" I ▁had ▁written ▁a ▁short ▁story , ▁which ▁I ▁basically ▁had ▁ri pped ▁off ▁from ▁a ▁Richard ▁Math es on ▁novel ▁called ▁I ▁Am ▁Leg end ." ▁Moreover , ▁film ▁critics ▁noted ▁similar ities ▁between ▁Night ▁of ▁the ▁Living ▁Dead ▁( 1 9 6 8 ) ▁and ▁The ▁Last ▁Man ▁on ▁Earth ▁( 1 9 6 4 ). ▁ ▁Stephen ▁King ▁said , ▁" Book s ▁like ▁I ▁Am ▁Leg end ▁were ▁an ▁insp iration ▁to ▁me ". ▁Film ▁critics ▁noted ▁that ▁the ▁British ▁film ▁ 2 8 ▁Days ▁Later ▁( 2 0 0 2 ) ▁and ▁its ▁sequ el ▁ 2 8 ▁We eks ▁Later ▁both ▁feature ▁a ▁ra b ies - type ▁pl ague ▁rav aging ▁Great ▁Britain , ▁analog ous ▁to ▁I ▁Am ▁Leg end . ▁ ▁Tim ▁C ain , ▁the ▁producer , ▁lead ▁programmer ▁and ▁one ▁of ▁the ▁main ▁design ers ▁of ▁the ▁ 1 9 9 7 ▁computer ▁game ▁Fall out ▁said , ▁ ▁This ▁book ▁was ▁how ▁a ▁[ s ic ] ▁individual ▁would ▁handle ▁thinking ▁that ▁he ▁was ▁the ▁last ▁surv iv or ▁on ▁Earth . ▁This ▁is ▁why ▁in ▁Fall out ▁ 1 ▁when ▁you ' re ▁voted ▁to ▁leave ▁the ▁V ault , ▁we ▁really ▁wanted ▁that ▁sense ▁of ▁isol ation ism ;