irs ▁provided ▁a ▁more ▁serious ▁counter part ▁to ▁musical s ▁and ▁com ed ies ▁which ▁were ▁popular ▁during ▁the ▁ 1 9 4 0 s ▁in ▁Hollywood . ▁ ▁A ▁mis con ception ▁with ▁film ▁no ir ▁is ▁that ▁it ' s ▁a ▁genre , ▁however , ▁it ▁falls ▁under ▁the ▁category ▁of ▁m ood ▁or ▁style . ▁It ▁is ▁a ▁reference ▁to ▁the ▁films ▁produced ▁post ▁World ▁War ▁II . ▁This ▁style ▁of ▁film ▁last ed ▁for ▁around ▁ten ▁years . ▁When ▁mov ies ▁began ▁to ▁be ▁rapidly ▁produced ▁in ▁color , ▁the ▁style ▁died ▁out . ▁However , ▁the ▁popular ity ▁of ▁television ▁greatly ▁contributed ▁to ▁the ▁fall ▁of ▁film ▁no ir . ▁Film ▁no irs ▁have ▁inspired ▁current ▁Hollywood ▁cult ▁class ics ▁like ▁L . A . ▁Conf ident ial , ▁Cast ▁a ▁Dead ly ▁Sp ell , ▁and ▁Fight ▁Club . ▁Gener ally , ▁these ▁are ▁class ified ▁as ▁ne o - no irs . ▁ ▁A ▁film ▁with ▁a ▁detect ive ▁and ▁a ▁voice - over ▁can ▁usually ▁be ▁marked ▁as ▁a ▁film ▁no ir . ▁Dark ▁and ▁opp ress ive ▁light ing , ▁a ▁script ▁based ▁off ▁an ▁“ American ▁pul p ▁fiction ." ▁And ▁for ▁fun , ▁add ▁in ▁a ▁ble ak ▁view ▁of ▁human ity . ▁Sure , ▁there ▁are ▁more ▁indic ators ▁of ▁a ▁film ▁no ir , ▁such ▁as ▁an ▁ob session ▁with ▁the ▁past ▁or ▁heavy ▁sm oking ▁and ▁drink ing , ▁but ▁the ▁real ▁elements ▁of ▁a ▁film ▁no ir ▁comes