▁forms ▁of ▁life . ▁ ▁Re views ▁of ▁the ▁film ▁were ▁over wh el ming ly ▁positive , ▁although ▁the ▁film ▁did ▁come ▁under ▁some ▁criticism ▁around ▁accus ations ▁of ▁" f aking " ▁foot age , ▁most ▁not ably ▁by ▁New ▁York ▁Times ▁rev iewer ▁Bos ley ▁Crow ther ▁who ▁question ed ▁the ▁authentic ity ▁of ▁two ▁of ▁the ▁film ' s ▁more ▁dram atic ▁scenes . ▁Crow ther ▁stated ▁in ▁his ▁ 1 9 6 4 ▁review , ▁" O cean ograph ers ▁consult ed ▁here ▁yesterday ▁said ▁it ▁was ▁highly ▁unlikely ▁that ▁a ▁deep - se a ▁ca vern , ▁containing ▁a ▁" b ubble ," ▁or ▁pocket ▁of ▁air , ▁at ▁its ▁top , ▁could ▁exist . ▁If ▁it ▁did , ▁the ▁atmosphere ▁in ▁that ▁b ubble ▁would ▁surely ▁be ▁no x ious , ▁they ▁said . ▁It ▁would ▁be ▁m eth ane ▁or ▁mar sh ▁gas . ▁And ▁the ▁pressure ▁in ▁it ▁would ▁be ▁int ol er able ▁for ▁man ." ▁▁▁ ▁The ▁confusion ▁came ▁from ▁Crow ther ' s ▁assertion ▁that ▁the ▁foot age ▁was ▁fil med ▁at ▁great ▁depth , ▁an ▁issue ▁not ▁clearly ▁addressed ▁in ▁the ▁film . ▁ ▁His ▁other ▁compla int ▁was ▁a ▁long ▁tracking ▁shot ▁moving ▁out ▁from ▁the ▁window ▁of ▁one ▁of ▁the ▁under water ▁structures , ▁which ▁Crow ther ▁claimed ▁could ▁only ▁have ▁been ▁produced ▁in ▁an ▁aqu arium . ▁ ▁Cou ste au ▁later ▁demonstrated ▁how ▁he ▁and ▁his ▁son ▁Philippe ▁produced ▁the ▁shot ▁with ▁a ▁combination ▁of ▁ro