▁B oud ous qué . ▁ ▁During ▁shooting , ▁Pen ney ▁and ▁Gr ash aw ▁would ▁rewrite ▁entire ▁scenes ▁in ▁collaboration ▁with ▁Burn s , ▁often ▁on ▁the ▁same ▁day ▁they ▁were ▁shot . ▁ ▁Production ▁ ▁Cold water ▁went ▁before ▁the ▁cam eras ▁in ▁August , ▁September , ▁and ▁October ▁ 2 0 1 2 . ▁ ▁Some ▁sequences ▁were ▁shot ▁in ▁Vent ura , ▁O ja i , ▁Santa ▁Pa ula , ▁and ▁Ox n ard , ▁California ▁but ▁production ▁primarily ▁took ▁place ▁in ▁the ▁early ▁fall ▁at ▁Camp ▁Blo om field , ▁a ▁valley ▁camp ▁for ▁the ▁blind ▁and ▁disabled ▁in ▁the ▁can y ons ▁of ▁Mal ib u , ▁California , ▁where ▁the ▁cast ▁and ▁crew ▁lived ▁together ▁in ▁newly ▁vac ant ▁d orm itories ▁for ▁three ▁weeks ▁with ▁no ▁cell phone ▁or ▁internet ▁service . ▁ ▁The ▁cast ▁and ▁crew ▁became ▁close ▁kn it , ▁often ▁sp ending ▁even ings ▁together ▁around ▁the ▁camp fire ▁after ▁long ▁days ▁of ▁exhaust ive ▁out door ▁shooting . ▁ ▁The ▁joy ous ▁cam ar ader ie ▁on ▁set ▁stood ▁in ▁stark ▁contrast ▁to ▁the ▁har sh ness ▁of ▁the ▁subject ▁matter ▁captured ▁for ▁the ▁film . ▁ ▁Gr ash aw ▁said ▁of ▁this ▁experience : ▁ ▁" For ▁a ▁film maker ▁it ▁was ▁a ▁lux ury . ▁ ▁You ▁have ▁all ▁the ▁actors ▁at ▁your ▁dispos al ▁any ▁time ▁day ▁or ▁night . ▁ ▁We ▁had ▁an ▁editor ▁on ▁set ▁editing ▁rough ▁cut s ▁of ▁everything ▁we ▁were ▁shooting . ▁