▁followed ▁the ▁n uk ing ▁of ▁the ▁planet . ▁But ▁Pen ik ett ▁im pressed ▁show run ners , ▁and ▁fans ▁took ▁a ▁lik ing ▁to ▁the ▁character ▁and ▁wanted ▁to ▁know ▁what ▁happened ▁to ▁him ▁after ▁he ▁was ▁left ▁on ▁Cap rica . ▁The ▁produ cers ▁re vised ▁their ▁plans ▁for ▁the ▁series ▁to ▁include ▁the ▁character ▁and ▁his ▁activities ▁on ▁Cap rica ▁after ▁the ▁mini - series . ▁ ▁Name ▁Like ▁many ▁of ▁the ▁characters ▁on ▁the ▁series , ▁his ▁name ▁has ▁its ▁orig ins ▁in ▁ancient ▁Greece , ▁Ag athon ▁being ▁the ▁name ▁of ▁an ▁A then ian ▁trag ic ▁poet . ▁ ▁The ▁Greek ▁pro verb ial ▁phrase ▁kal on ▁k ' ag athon ▁(" the ▁beautiful ▁and ▁the ▁good ") ▁— ▁also ▁written ▁as ▁kal os ▁k ' ag ath os ▁— ▁was ▁used ▁to ▁describe ▁the ▁ideal ▁man , ▁the ▁ep it ome ▁of ▁both ▁a est het ics ▁and ▁eth ics , ▁as ▁well ▁as ▁the ▁Form ▁of ▁the ▁Good ▁in ▁Plat onic ▁philosophy . ▁Hel o ' s ▁full ▁name , ▁Karl ▁C . ▁Ag athon , ▁wasn ' t ▁revealed ▁until ▁the ▁release ▁of ▁" 3 3 " ▁— ▁after ▁the ▁writers ▁re vised ▁their ▁original ▁plans ▁and ▁expanded ▁the ▁character ' s ▁story line . ▁His ▁call ▁sign , ▁" H elo ," ▁could ▁possibly ▁origin ate ▁from ▁the ▁Greek ▁ ▁T itan ▁Hel ios , ▁though ▁it ▁is ▁also ▁military ▁sl ang ▁for ▁a ▁hel ic opter . ▁ ▁Ag athon ▁is