▁appear ▁in ▁the ▁Goth am ▁episode ▁" The ▁Bl ind ▁Fort une ▁T eller " ▁with ▁John ▁being ▁port rayed ▁by ▁Rob ▁Gor rie ▁and ▁Mary ▁by ▁Abb i ▁S ne e . ▁While ▁John ▁Gray son ▁and ▁the ▁F lying ▁Gray s ons ▁are ▁the ▁ac rob ats , ▁Mary ▁started ▁out ▁as ▁Mary ▁Lloyd ▁whose ▁family ▁worked ▁as ▁circ us ▁c low ns . ▁During ▁a ▁circ us ▁show , ▁the ▁Gray s ons ▁led ▁by ▁John ' s ▁brother ▁Al phon se ▁Gray son ▁( port rayed ▁by ▁S late ▁Hol m gren ) ▁and ▁the ▁L loy ds ▁led ▁by ▁Mary ' s ▁uncle ▁O wen ▁Lloyd ▁( port rayed ▁by ▁Jer emy ▁Bob b ) ▁fe ud ed ▁over ▁John ▁and ▁Mary ' s ▁relationship ▁until ▁it ▁was ▁broken ▁up ▁by ▁James ▁Gordon . ▁O wen ▁even ▁mentioned ▁to ▁Gordon ▁that ▁their ▁fe ud ▁with ▁the ▁F lying ▁Gray s ons ▁started ▁when ▁Al phon se ▁accused ▁O wen ' s ▁great - grand father ▁Barry ▁of ▁ste aling ▁a ▁horse . ▁After ▁L ila ▁V ales ka ▁was ▁found ▁murder ed , ▁Al phon se ▁and ▁O wen ▁were ▁the ▁likely ▁suspect s . ▁When ▁Jer ome ▁V ales ka ▁was ▁app reh ended ▁as ▁the ▁real ▁cul prit , ▁the ▁two ▁families ▁recon cile ▁as ▁John ▁gets ▁together ▁with ▁Mary . ▁ ▁John ▁and ▁Mary ▁Gray son ▁were ▁mentioned ▁in ▁Te en ▁Tit ans ▁Go ! ▁episodes ▁" Let ' s ▁Get ▁Ser ious " ▁and