y ; ▁Meg an ▁Char pent ier ▁appears ▁as ▁Gre ta ▁B owie , ▁a ▁sn ob by ▁and ▁stuck - up ▁student ▁in ▁Mrs . ▁Douglas ' ▁class ▁and ▁a ▁class mate ▁of ▁the ▁Los ers ▁Club ▁at ▁Der ry ▁Middle ▁School , ▁who ▁lives ▁in ▁the ▁rich er ▁parts ▁of ▁Der ry . ▁ ▁Production ▁The ▁project ▁was ▁in ▁on going ▁development ▁since ▁ 2 0 0 9 . ▁The ▁proposed ▁film ▁adaptation ▁has ▁gone ▁through ▁two ▁major ▁phases ▁of ▁planning : ▁initially ▁with ▁C ary ▁F uk un aga ▁from ▁ 2 0 0 9 ▁to ▁ 2 0 1 5 , ▁with ▁the ▁early ▁contributions ▁of ▁screen writer ▁David ▁K aj gan ich , ▁and ▁with ▁Andy ▁Mus chi etti , ▁with ▁F uk un aga ▁remaining ▁in ▁some ▁capacity ▁due ▁to ▁prior ▁screen play ▁contributions . ▁▁ ▁David ▁K aj gan ich ▁( 2 0 0 9 – 2 0 1 0 ) ▁ ▁On ▁March ▁ 1 2 , ▁ 2 0 0 9 , ▁Vari ety ▁reported ▁that ▁Warner ▁B ros . ▁Pictures ▁would ▁be ▁bringing ▁Stephen ▁King ' s ▁novel ▁to ▁the ▁big ▁screen , ▁with ▁David ▁K aj gan ich ▁to ▁adapt ▁King ' s ▁novel , ▁while ▁Dan ▁Lin , ▁Roy ▁Lee ▁and ▁Doug ▁Dav ison ▁would ▁be ▁producing ▁the ▁piece . ▁When ▁K aj gan ich ▁learned ▁of ▁Warner ▁B ros . ▁plans ▁to ▁adapt ▁King ' s ▁novel , ▁he ▁went ▁after ▁the ▁job . ▁Know ing ▁that ▁Warner ▁B ros