spoiler solid film noir about murder guilt and justice and how event can not be change even if the one who effect be tell about them in advance . the movie inner sanctum begin and end on a train that pull in one night in the little town of clayburn . harold dunlap try to get away from his overbearing and demand fiancé marie who see him try to leave her and run out of the train and have a confrontation with him . pull a nail file from her purse marie try to stab harold who in turn take it away and kill her with it . with the train about to pull out of the station harold pick up marie body and dump it on the train and with no one around think that he get away with what he do and harold think wrong . look to get lose harold try to hitch a ride out of town and lose himself in the darkness of the night . like he think that his connection to the murder will get lose along with him . fate and destiny and like a magnet and have other idea about what in store for harold and pull him back to face justice for what he do . tense creepy and well write and act movie that show what harold should have know right from the start represent crime doesn not pay and the only one who do pay be the one who commit it . tightly edit and suspenseful film that doesn not try to fool the audience about who guilty of the crime and you see harold kill marie at the start of the movie and but do have a twist to it that as good a any whodunit . the movie somewhat uneventful begin with a sharp turn on the rail and a man who can tell what time it be without a watch with the mysterious dr. valonius seem a bit slow but it tie all the loose end together at the end of the film . inner santcum be a movie and that by the time that it over and you know will never end .