OPENANDSHUTCASE

LEFTTHEDOOROPENKept an option available, say ZEROPERCENTSUREIn absolutely no way certain THEUNTOUCHABLESCostner led its cast - lowest cast, by the sound of it FULLMETALJACKETVietnam War film directed by Stanley Kubrick TAKESTWOTOTANGO"A fight requires more than one person" CHARLESGOODYEARUS chemist's rosier update on "Elizabeth: annus horribilis"? HABANEROPEPPERSFiery salsa ingredients TOOTIREDTOTHINKMentally pooped REPENTATLEISUREWhat to do after a match hastily arranged! (6,2,7) GERMANSHEPHERDSHer garden she maps out with small area set aside for dogs (6,9) GONEWITHTHEWINDNovel to weigh, then, unexpectedly ending with twist WHOLETHREEYARDSWith 34-Across, full extent of something AVOGADROSNUMBERAnesthetic for a noted Italian chemist?