cult cast highlight trash movie regard a poor young woman who find a leather clad and slick haired and elvis sideburn and hood strangle her mom to death with a scarf . he be simply suppose to retrieve bank statement for a corrupt psychiatric doctor and he just get carry away . the poor woman be susan and portray by the petite beauty judy lander . the killer be silk and portray by ray sharkey who seem to be enjoy his part a a hired vulgar fiend who torment his victim with relish . susan and attempt to escape silk and fall from a building and bump her noggin and garner amnesia . matter only worsen for her a susan be send to a mental hospital under the care of the sociopathic dr. fletcher ( . play cold blood by mary woronov ) who enjoy perform experimental lobotomy on patient who misbehave . work along side her be dr. dane ( marjoe gortner ) and who wish to help the patient and while fletcher seem to enjoy them for homicidal kick . the hellhole of the title be a prison and lab for those patient who be mistreat to the lobotomy . we get a look at one of the failed procedure a dane and fletcher insert a large hypodermic needle into a religious freak and watch a she tremble and convulse into catatonia and death . will susan be treat to such a punishment a she pursue an escape route or will the kind orderly ron ( richard cox while who be actually an agent try to infiltrate fletcher operation so that the lobotomy to innocent patient will end ) be able to save her from a horrify fate . the crooked doctor hire by silk to recover the bank statement ( . and later recruit the slime ball to pose a an orderly within the hospital to torment and terrorize susan for she saw him murder her mother and to find out about where those bank statement be hide ) be monroe ( martin beck ) . robert maniac cop zdar be a hulk guard name brad who and along with other men and force patient into the hellhole and have a rather lame or disappointing fight with cox ron towards the end . edy williams get naked a lot a wacky patient vera and often engage in lesbian encounter . a a matter of fact and this film carry several woman in prison characteristic such a the copious amount of female nudity when the patient be in the shower ( . there even a hilarious cat fight between vera and another patient over another woman end in bare knuckle fisticuffs . ) . silk wish for vera to find evidence on ron for he doesn not trust him . vera be basically a love doll for silk to sexually ravage and and she doesn not seem to mind it at all . sidnee hammond ( terry moore ) be the one ron communicate with . she need hard evidence that will convict fletcher of her inhumane crime . the film wallow in sleaze and the presentation be scuzzy and imbalanced . with a more polished screenplay this could have be a lot well . the motivation of the character be often in question ( . even susan make a few dumb decision which leave you scratch your head and such a place she run to hide ) such a why fletcher make such a outrageous and hasty decision towards the end regard her experiment ( . and not escape from the place opt to instead confront dane who be release the damage lobotomy patient ) and allow silk to run free throughout her establishment boggle the mind . so many problem like how susan remain unharmed for so long and how someone a sadistic and obviously psychotic a fletcher could hold such a high level position over an institution and exist and and the flimsy set up of the story . a killing over bank statement . really doesn not help matter . and and why would a doctor a monroe ever hire such a loose cannon a silkis anybody guess . poor marjoe gortner be stick in yet another lousy movie and the guy just couldn not catch a break . and speaking of gortner and why would his psychiatric scientist agree to work with such a disturb individual a fletcher knowing that she be unreliable a a doctor and human be . and and why would he continue work in such an absurd environment with individual he doesn not get along with . even decision he make at the end a fletcher wish to abandon their work and kind of lack logic ( . he would be willing to jeopardize his career release patient that have be test on like guinea pig he himself contribute to ) and although maybe the filmmaker be hop to humanize him a bit because in work out a formula he be hop to cure brain ailment .