▁them ▁almost ▁as ▁soon ▁as ▁they ▁are ▁completed ▁( m uch ▁like ▁the ▁original ▁Dr . ▁Fran ken stein ), ▁F ink l este in ▁takes ▁full ▁responsibility ▁over ▁S ally ▁and ▁acts ▁as ▁an ▁over - prote ct ive ▁father ▁and ▁in ▁some ▁ways ▁an ▁over b ear ing ▁husband ▁( th us ▁explaining ▁S ally ' s ▁attempts ▁to ▁run ▁away ) ▁by ▁keeping ▁her ▁under ▁lock ▁and ▁key ▁under ▁the ▁pre text ▁of ▁shelter ing ▁her ▁from ▁the ▁world . ▁In ▁addition ▁to ▁being ▁an ▁over b ear ing ▁and ▁ant agon istic ▁father ▁figure ▁for ▁S ally ▁to ▁overcome , ▁F ink l este in ▁also ▁has ▁a ▁hand ▁in ▁helping ▁Jack ▁Sk ell ington ▁( of ▁whom ▁he ▁seems ▁to ▁be ▁very ▁fond ) ▁with ▁his ▁plan ▁to ▁take ▁over ▁Christmas ▁by ▁bringing ▁to ▁life ▁several ▁ske let al ▁rein de er ▁to ▁pull ▁Jack ' s ▁sle igh . ▁At ▁the ▁end ▁of ▁the ▁film , ▁F ink l este in , ▁dec iding ▁that ▁S ally ▁is ▁too ▁much ▁of ▁a ▁hand ful , ▁creates ▁a ▁wife ▁for ▁himself ▁using ▁a ▁portion ▁of ▁his ▁own ▁brain . ▁ ▁Dr . ▁F ink l este in ▁is ▁featured ▁in ▁The ▁Night m are ▁Before ▁Christmas : ▁O og ie ' s ▁Re ven ge . ▁When ▁Jack ▁is ▁tired ▁of ▁doing ▁the ▁same ▁thing ▁at ▁Hall owe en , ▁Dr . ▁F ink l este in ▁helps ▁him ▁by ▁giving ▁him ▁the ▁Soul ▁Rob ber , ▁a