خلاصه داستان : پس از اینکه توسط یک خفاش در یک غار گاز گرفت، یک دکتر تبدیل به یک شبیه به خفاش می شود، که از تعطیلات خود رهایی می بخشد و موجب ناراحتی قابل توجه برای همسرش می شود....

Dr. John Beck, recently married, decides to take his wife, Cathy, spelunking in Carlsbad Cavern. While there, Dr. Beck, who specializes in bats, is bitten by a fruit bat. He is then, inexplicably, transformed into a vampire bat. While he escapes and seeks help from another doctor, it is clear the treatments are not working. In fact, they are aggravating his condition. Dr. Beck unwittingly goes on a killing spree, catching the attention of Sergeant Ward.

خلاصه داستان : پلیس بوستون به دنبال دستگیر کردن یک بمب افکن که پول زیادی را دزدیده و فرار کرده است.....

Police in Boston search for a mad bomber trying to extort money from the city.

خلاصه داستان : دکتری هزار ساله با رازی برای جاودانگی باید به صورت منظم روحش را به یک بدن جدید منتقل کند...

John Considine plays the flamboyant Dr. Death, a thousand-year-old magician who has mastered he art of transferring souls from one body to another and thereby manages to perpetuate himself by jumping from one body to the next. Apparently the Doc is a kindred spirit since his blood is a highly-corrosive acid that can strip flesh from bone