Pr ime ▁was ▁formed , ▁which ▁saw ▁Earth - 3 8 ▁merged ▁with ▁the ▁former ▁Earth - 1 ▁and ▁Black ▁Light nings ▁earth , ▁creating ▁a ▁fict ional ▁universe ▁where ▁all ▁of ▁the ▁C W ▁series ▁exist ▁together . ▁ ▁Sp in - off ▁In ▁October ▁ 2 0 1 9 , ▁The ▁C W ▁and ▁Warner ▁B ros . ▁Television ▁announced ▁development ▁on ▁a ▁spin - off ▁series ▁titled ▁Super man ▁& ▁Lo is , ▁with ▁Ty ler ▁Ho ech lin ▁and ▁B its ie ▁Tul lo ch ▁repr ising ▁their ▁roles ▁as ▁Clark ▁Kent ▁/ ▁Super man ▁and ▁Lo is ▁Lane . ▁Tod d ▁Hel bing ▁was ▁set ▁to ▁write   the ▁series ▁and ▁would ▁serve ▁as ▁an ▁executive ▁producer ▁alongside ▁Greg ▁Berl anti , ▁Sarah ▁Sch ech ter ▁and ▁Geoff ▁Joh ns . ▁In ▁January ▁ 2 0 2 0 , ▁Super man ▁& ▁Lo is ▁was ▁ordered ▁to ▁series . ▁ ▁In ▁February ▁ 2 0 2 0 , ▁Jordan ▁Els ass ▁and ▁Alexander ▁Gar fin ▁were ▁cast ▁as ▁Lo is ▁and ▁Clark ' s ▁te en age ▁sons , ▁Jonathan ▁Kent ▁and ▁Jordan ▁Kent . ▁On ▁April ▁ 2 , ▁ 2 0 2 0 , ▁D yl an ▁Wal sh ▁was ▁cast ▁as ▁Samuel ▁Lane , ▁Lo is ' ▁father . ▁He ▁rep laces ▁Gl enn ▁Mor sh ower , ▁who ▁previously ▁port rayed ▁the ▁character ▁on ▁Super g irl . ▁On ▁April ▁ 7 , ▁ 2 0 2 0 , ▁Em man uelle ▁Ch ri