When Dr. Frankenstein is killed by a monster he created, his daughter and his lab assistant Marshall continue his experiments. The two fall in love and attempt to transplant Marshall's brain in to the muscular body of a retarded servant Stephen, in order to prolong the aging Marshall's life. Meanwhile, the first monster seeks revenge on the grave robbers who sold the body parts used in its creation to Dr. Frankenstein. Soon it comes after Marshall and the doctor's daughter.
约翰(比利·查平 Billy Chapin 饰)和佩尔(萨莉·简·布鲁斯 Sally Jane Bruce 饰)是一对苦命的兄妹,他们的父亲本(彼得·格雷夫斯 Peter Graves 饰)因抢劫和被判处绞刑。在被逮捕前,本把赃款藏在了佩尔的布娃娃里,并让他们承诺永远不泄露这个秘密。本的狱友哈利(罗伯特·米彻姆 Robert Mitchum 饰)是一个败絮其中的牧师,偶然间他得知了这笔赃款的去向,出狱后,哈利找到了本的妻子薇拉(谢利·温特斯 Shelley Winters 饰),他想方设法得到了薇拉的芳心成为了约翰和佩尔的继父,就此,哈利的阴谋开始了。哈利杀死了对于他来说毫无价值的薇拉,将他弃尸河底,又对兄妹两人威逼利诱想要套出赃款的秘密。在所有努力都没有成果之际,恼羞成怒的哈利露出的本来面目。约翰和佩尔划着小船逃离了哈利,他们一路流浪来到了一个陌生的小镇,专门收养弃婴的善良妇人理查德(丽莲·吉许 Lillian Gish 饰)收留了兄妹两,然而平静的生活没过多久,哈利罪恶的脚步也踏上了这块纯洁的土地。
Professor Henri Faust, retiring after 50 years as an alchemist in a circa-1700 university, despairs at still knowing nothing of the true secrets of nature...whereupon his old acquaintance Mephistopheles, servant of Lucifer, appears and grants him youth and a new life. But with youth, Faust's interest is diverted from science to women. And Mephistopheles, who has taken on the guise of the elderly Faust that was, sets many snares for his young friend's slippery soul... Written by Rod Crawford