▁his ▁vig il ante ▁partner . ▁At ▁the ▁end ▁of ▁season ▁ 3 , ▁he ▁left ▁for ▁the ▁future ▁with ▁Mon - El ▁and ▁joined ▁the ▁Leg ion ▁of ▁Super h ero es . ▁ ▁David ▁H are wood ▁as ▁J ' onn ▁J ' on zz ▁/ ▁Mart ian ▁Manh unter : ▁The ▁head ▁of ▁the ▁DE O ▁who ▁takes ▁H ank ▁H ens h aw ' s ▁li ken ess ▁after ▁H ens h aw ▁is ▁killed ▁in ▁Peru ▁while ▁hunting ▁J ' onn . ▁J ' onn ▁takes ▁H ens h aw ' s ▁li ken ess ▁in ▁order ▁to ▁reform ▁the ▁DE O ▁from ▁within ▁as ▁well ▁as ▁to ▁watch ▁over ▁Alex ▁and ▁K ara . ▁The ▁evolution ▁of ▁H ens h aw ▁was ▁discussed ▁during ▁the ▁film ing ▁of ▁the ▁pilot , ▁with ▁the ▁executive ▁produ cers ▁j ok ingly ▁saying ▁that ▁H are wood ▁would ▁be ▁a ▁good ▁actor ▁to ▁play ▁the ▁Mart ian ▁Manh unter ▁in ▁a ▁potential ▁television ▁series , ▁to ▁which ▁DC ▁Comics ' ▁Geoff ▁Joh ns ▁asked ▁why ▁it ▁could ▁not ▁be ▁done ▁in ▁Super g irl . ▁H are wood ▁reflected ▁that ▁he ▁had ▁difficulty ▁" find [ ing ] ▁an ▁angle ▁to ▁play ▁H ank ▁H ens h aw " ▁in ▁the ▁pilot , ▁and ▁became ▁excited ▁when ▁he ▁was ▁told ▁about ▁the ▁change ▁to ▁his ▁character ' s ▁back story . ▁H are wood ▁also ▁rec ur red ▁in ▁the ▁series ▁as ▁the ▁real ▁H ank ▁H ens h aw