▁actor ▁D il ip ▁Sh ank ar ▁who ▁did ▁casting ▁in ▁Mira ▁N air ' s ▁Mon so on ▁Wed ding ▁and ▁Pan ▁N alin ' s ▁S ams ara , ▁was ▁appointed ▁as ▁the ▁casting ▁director ▁for ▁Sh adows ▁of ▁Time . ▁A ish w ary a ▁R ai , ▁Sir ▁Ben ▁Kings ley ▁and ▁V ive k ▁Ober oi ▁were ▁being ▁considered ▁for ▁major ▁roles ▁in ▁the ▁film , ▁but ▁the ▁roles ▁of ▁adult ▁R avi ▁and ▁adult ▁M asha ▁went ▁to ▁actors ▁Pr ash ant ▁Nar ay an an ▁and ▁T ann ish tha ▁Ch atter je e ▁respectively . ▁G allen berger ▁had ▁sp otted ▁Nar ay an an ▁in ▁Ch hal ▁and ▁was ▁im pressed ▁by ▁him . ▁For ▁the ▁young ▁R avi ▁and ▁M asha , ▁more ▁than ▁ 7 , 0 0 0 ▁school children ▁were ▁aud ition ed ▁before ▁they ▁narrow ed ▁it ▁down ▁to ▁S ik and ar ▁Ag ar wal ▁and ▁T um pa ▁Das . ▁For ▁port ray ing ▁the ▁old ▁age ▁of ▁the ▁characters , ▁veter an ▁Beng ali ▁actor ▁Sou mit ra ▁Ch atter je e ▁and ▁actor ▁Ut pal ▁D utt ' s ▁wid ow ▁S ova ▁Sen ▁were ▁chosen . ▁ ▁G allen berger ▁h ired ▁a ▁Beng ali ▁communic ator ▁for ▁a ▁crash ▁course ▁in ▁the ▁language ▁for ▁non - B eng ali ▁members ▁of ▁the ▁ 1 0 0 - member ▁crew , ▁which ▁include ▁ 1 0 ▁Germ ans . ▁The ▁lead ▁actor ▁Pr ash