A small town doctor mistakenly ingests an experimental drug made from the blood of vampire bats which transforms the kindly medic into a bloodthirsty monster.
Dr. Paul Beecher
Carol Butler
Buck Donnelly
Betsy Beecher
Dr. Will Beaumont
Sgt. George Ryan
Willy Warner
Marion Wilkins
Henry Winston
Mrs. Carrie Dietz (uncredited)
Autopsy Surgeon (uncredited)
Dr. Matthew J. Campbell (uncredited)
Tommy (uncredited)
Joe, the Waiter (uncredited)
Marion's Housekeeper (uncredited)
Mrs. Miller (uncredited)
Anesthetist (uncredited)
Ruth (uncredited)
Mr. Spine (uncredited)
Jennie (uncredited)
Carl James (uncredited)
Gravedigger (uncredited)
Bartender (uncredited)
Restaurant Patron (uncredited)
