us ▁and ▁Sh af i ▁H adi ▁to ▁provide ▁the ▁score . ▁M ing us ' s ▁friend , ▁D iane ▁Dor r - D ory nek , ▁described ▁Cass av etes ' s ▁approach ▁to ▁film - making ▁in ▁jazz ▁terms : ▁The ▁script ▁formed ▁the ▁ske leton ▁around ▁which ▁the ▁actors ▁might ▁change ▁or ▁ad ▁lib ▁lines ▁according ▁to ▁their ▁response ▁to ▁the ▁situation ▁at ▁the ▁moment , ▁so ▁that ▁each ▁performance ▁was ▁slightly ▁different . ▁A ▁jazz ▁music ian ▁works ▁in ▁this ▁way , ▁using ▁a ▁given ▁musical ▁ske leton ▁and ▁creating ▁out ▁of ▁it , ▁building ▁a ▁musical ▁whole ▁related ▁to ▁a ▁particular ▁moment ▁by ▁listening ▁to ▁and ▁interact ing ▁with ▁his ▁fellow ▁mus icians . ▁Jazz ▁mus icians ▁working ▁with ▁actors ▁could ▁conce iv ably ▁provide ▁aud ien ces ▁with ▁some ▁of ▁the ▁most ▁moving ▁and ▁alive ▁the ater ▁they ▁have ▁ever ▁experienced . ▁ ▁When ▁asked ▁by ▁André ▁S . ▁Lab art he ▁during ▁the ▁making ▁of ▁F aces ▁whether ▁he ▁had ▁the ▁desire ▁to ▁make ▁a ▁musical ▁film , ▁Cass av etes ▁respond ed ▁he ▁wanted ▁to ▁make ▁only ▁one ▁musical , ▁D osto ye v sky ' s ▁Crime ▁and ▁P un ishment . ▁ ▁Cass av etes ▁worked ▁with ▁Bo ▁Har wood ▁from ▁ 1 9 7 0 ▁to ▁ 1 9 8 4 ▁on ▁six ▁films ▁in ▁several ▁different ▁capac ities , ▁even ▁though ▁Har wood ▁had ▁initially ▁only ▁signed ▁on ▁to ▁do ▁" a ▁little ▁editing " ▁for ▁Hus b ands ,