▁on ▁LP ▁sound track ▁or ▁CD ) ▁ ▁Star ! ▁– ▁Ext ended ▁Version ▁– ▁( origin ally ▁released ▁as ▁a ▁ 4 5 r pm ▁single ; ▁added ▁to ▁the ▁end ▁of ▁the ▁CD ; ▁used ▁with ▁director / produ cer ' s ▁appro val ▁to ▁unders core ▁cast ▁of ▁characters ▁roll ▁for ▁the ▁V HS / L as erd isc ▁release ) ▁ ▁Production ▁According ▁to ▁extensive ▁production ▁details ▁provided ▁in ▁the ▁DVD ▁release ▁of ▁the ▁film , ▁when ▁Jul ie ▁Andrew s ▁signed ▁on ▁to ▁star ▁in ▁The ▁Sound ▁of ▁Music , ▁her ▁contract ▁with ▁Tw enti eth ▁Century - F ox ▁was ▁a ▁two - picture ▁deal . ▁As ▁The ▁Sound ▁of ▁Music ▁ne ared ▁completion , ▁director ▁Robert ▁W ise ▁and ▁producer ▁Sa ul ▁Chap lin ▁had ▁grown ▁so ▁fond ▁of ▁her ▁that ▁they ▁wanted ▁to ▁make ▁sure ▁that ▁their ▁team ▁would ▁be ▁the ▁one ▁to ▁pick ▁up ▁the ▁studio ' s ▁option ▁for ▁the ▁other ▁picture ▁" before ▁anybody ▁else ▁got ▁to ▁her ▁first ". ▁W ise ' s ▁story ▁editor ▁Max ▁Lamb ▁suggested ▁a ▁bi op ic ▁of ▁Lawrence ▁and , ▁although ▁Andrew s ▁previously ▁had ▁rejected ▁offers ▁to ▁port ray ▁the ▁ent ert ainer , ▁she ▁was ▁as ▁keen ▁to ▁work ▁with ▁W ise ▁and ▁Chap lin ▁again ▁as ▁they ▁were ▁to ▁work ▁with ▁her , ▁and ▁she ▁subsequently ▁war med ▁to ▁their ▁approach ▁to ▁the ▁story . ▁She ▁signed ▁for ▁$ 1 ▁million ▁against ▁ 1 0 ▁percent ▁of ▁the ▁gross ▁plus ▁ 3